AT91 USB device controller
Required properties:
- - compatible: Should be "atmel,at91rm9200-udc"
+ - compatible: Should be one of the following
+ "atmel,at91rm9200-udc"
+ "atmel,at91sam9260-udc"
+ "atmel,at91sam9261-udc"
+ "atmel,at91sam9263-udc"
- reg: Address and length of the register set for the device
- interrupts: Should contain macb interrupt
+ - clocks: Should reference the peripheral and the AHB clocks
+ - clock-names: Should contains two strings
+ "pclk" for the peripheral clock
+ "hclk" for the AHB clock
Optional properties:
- atmel,vbus-gpio: If present, specifies a gpio that needs to be
Atmel High-Speed USB device controller
Required properties:
- - compatible: Should be "atmel,at91sam9rl-udc"
+ - compatible: Should be one of the following
+ "at91sam9rl-udc"
+ "at91sam9g45-udc"
+ "sama5d3-udc"
- reg: Address and length of the register set for the device
- interrupts: Should contain usba interrupt
- ep childnode: To specify the number of endpoints and their properties.
};
&cmt1 {
- status = "ok";
+ status = "okay";
};
+ &extal2_clk {
+ clock-frequency = <48000000>;
+ };
+
&i2c0 {
status = "okay";
as3711@40 {
/include/ "skeleton.dtsi"
+ #include <dt-bindings/clock/sh73a0-clock.h>
#include <dt-bindings/interrupt-controller/irq.h>
/ {
<0xf0000100 0x100>;
};
+ sbsc2: memory-controller@fb400000 {
+ compatible = "renesas,sbsc-sh73a0";
+ reg = <0xfb400000 0x400>;
+ interrupts = <0 37 IRQ_TYPE_LEVEL_HIGH>,
+ <0 38 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "sec", "temp";
+ };
+
+ sbsc1: memory-controller@fe400000 {
+ compatible = "renesas,sbsc-sh73a0";
+ reg = <0xfe400000 0x400>;
+ interrupts = <0 35 IRQ_TYPE_LEVEL_HIGH>,
+ <0 36 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "sec", "temp";
+ };
+
pmu {
compatible = "arm,cortex-a9-pmu";
interrupts = <0 55 IRQ_TYPE_LEVEL_HIGH>,
renesas,channels-mask = <0x3f>;
+ clocks = <&mstp3_clks SH73A0_CLK_CMT1>;
+ clock-names = "fck";
status = "disabled";
};
0 168 IRQ_TYPE_LEVEL_HIGH
0 169 IRQ_TYPE_LEVEL_HIGH
0 170 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp1_clks SH73A0_CLK_IIC0>;
status = "disabled";
};
0 52 IRQ_TYPE_LEVEL_HIGH
0 53 IRQ_TYPE_LEVEL_HIGH
0 54 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp3_clks SH73A0_CLK_IIC1>;
status = "disabled";
};
0 172 IRQ_TYPE_LEVEL_HIGH
0 173 IRQ_TYPE_LEVEL_HIGH
0 174 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp0_clks SH73A0_CLK_IIC2>;
status = "disabled";
};
0 184 IRQ_TYPE_LEVEL_HIGH
0 185 IRQ_TYPE_LEVEL_HIGH
0 186 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp4_clks SH73A0_CLK_IIC3>;
status = "disabled";
};
0 188 IRQ_TYPE_LEVEL_HIGH
0 189 IRQ_TYPE_LEVEL_HIGH
0 190 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp4_clks SH73A0_CLK_IIC4>;
status = "disabled";
};
reg = <0xe6bd0000 0x100>;
interrupts = <0 140 IRQ_TYPE_LEVEL_HIGH
0 141 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp3_clks SH73A0_CLK_MMCIF0>;
reg-io-width = <4>;
status = "disabled";
};
interrupts = <0 83 IRQ_TYPE_LEVEL_HIGH
0 84 IRQ_TYPE_LEVEL_HIGH
0 85 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp3_clks SH73A0_CLK_SDHI0>;
cap-sd-highspeed;
status = "disabled";
};
reg = <0xee120000 0x100>;
interrupts = <0 88 IRQ_TYPE_LEVEL_HIGH
0 89 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp3_clks SH73A0_CLK_SDHI1>;
toshiba,mmc-wrprotect-disable;
cap-sd-highspeed;
status = "disabled";
reg = <0xee140000 0x100>;
interrupts = <0 104 IRQ_TYPE_LEVEL_HIGH
0 105 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp3_clks SH73A0_CLK_SDHI2>;
toshiba,mmc-wrprotect-disable;
cap-sd-highspeed;
status = "disabled";
compatible = "renesas,scifa-sh73a0", "renesas,scifa";
reg = <0xe6c40000 0x100>;
interrupts = <0 72 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp2_clks SH73A0_CLK_SCIFA0>;
+ clock-names = "sci_ick";
status = "disabled";
};
compatible = "renesas,scifa-sh73a0", "renesas,scifa";
reg = <0xe6c50000 0x100>;
interrupts = <0 73 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp2_clks SH73A0_CLK_SCIFA1>;
+ clock-names = "sci_ick";
status = "disabled";
};
compatible = "renesas,scifa-sh73a0", "renesas,scifa";
reg = <0xe6c60000 0x100>;
interrupts = <0 74 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp2_clks SH73A0_CLK_SCIFA2>;
+ clock-names = "sci_ick";
status = "disabled";
};
compatible = "renesas,scifa-sh73a0", "renesas,scifa";
reg = <0xe6c70000 0x100>;
interrupts = <0 75 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp2_clks SH73A0_CLK_SCIFA3>;
+ clock-names = "sci_ick";
status = "disabled";
};
compatible = "renesas,scifa-sh73a0", "renesas,scifa";
reg = <0xe6c80000 0x100>;
interrupts = <0 78 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp2_clks SH73A0_CLK_SCIFA4>;
+ clock-names = "sci_ick";
status = "disabled";
};
compatible = "renesas,scifa-sh73a0", "renesas,scifa";
reg = <0xe6cb0000 0x100>;
interrupts = <0 79 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp2_clks SH73A0_CLK_SCIFA5>;
+ clock-names = "sci_ick";
status = "disabled";
};
compatible = "renesas,scifa-sh73a0", "renesas,scifa";
reg = <0xe6cc0000 0x100>;
interrupts = <0 156 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp3_clks SH73A0_CLK_SCIFA6>;
+ clock-names = "sci_ick";
status = "disabled";
};
compatible = "renesas,scifa-sh73a0", "renesas,scifa";
reg = <0xe6cd0000 0x100>;
interrupts = <0 143 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp2_clks SH73A0_CLK_SCIFA7>;
+ clock-names = "sci_ick";
status = "disabled";
};
compatible = "renesas,scifb-sh73a0", "renesas,scifb";
reg = <0xe6c30000 0x100>;
interrupts = <0 80 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp2_clks SH73A0_CLK_SCIFB>;
+ clock-names = "sci_ick";
status = "disabled";
};
sh_fsi2: sound@ec230000 {
#sound-dai-cells = <1>;
- compatible = "renesas,sh_fsi2";
+ compatible = "renesas,fsi2-sh73a0", "renesas,sh_fsi2";
reg = <0xec230000 0x400>;
interrupts = <0 146 0x4>;
status = "disabled";
};
+
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ /* External root clocks */
+ extalr_clk: extalr_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ clock-output-names = "extalr";
+ };
+ extal1_clk: extal1_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <26000000>;
+ clock-output-names = "extal1";
+ };
+ extal2_clk: extal2_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-output-names = "extal2";
+ };
+ extcki_clk: extcki_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-output-names = "extcki";
+ };
+ fsiack_clk: fsiack_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <0>;
+ clock-output-names = "fsiack";
+ };
+ fsibck_clk: fsibck_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <0>;
+ clock-output-names = "fsibck";
+ };
+
+ /* Special CPG clocks */
+ cpg_clocks: cpg_clocks@e6150000 {
+ compatible = "renesas,sh73a0-cpg-clocks";
+ reg = <0xe6150000 0x10000>;
+ clocks = <&extal1_clk>, <&extal2_clk>;
+ #clock-cells = <1>;
+ clock-output-names = "main", "pll0", "pll1", "pll2",
+ "pll3", "dsi0phy", "dsi1phy",
+ "zg", "m3", "b", "m1", "m2",
+ "z", "zx", "hp";
+ };
+
+ /* Variable factor clocks (DIV6) */
+ vclk1_clk: vclk1_clk@e6150008 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150008 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "vclk1";
+ };
+ vclk2_clk: vclk2_clk@e615000c {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe615000c 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "vclk2";
+ };
+ vclk3_clk: vclk3_clk@e615001c {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe615001c 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "vclk3";
+ };
+ zb_clk: zb_clk@e6150010 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150010 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "zb";
+ };
+ flctl_clk: flctl_clk@e6150014 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150014 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "flctlck";
+ };
+ sdhi0_clk: sdhi0_clk@e6150074 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150074 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "sdhi0ck";
+ };
+ sdhi1_clk: sdhi1_clk@e6150078 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150078 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "sdhi1ck";
+ };
+ sdhi2_clk: sdhi2_clk@e615007c {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe615007c 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "sdhi2ck";
+ };
+ fsia_clk: fsia_clk@e6150018 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150018 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "fsia";
+ };
+ fsib_clk: fsib_clk@e6150090 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150090 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "fsib";
+ };
+ sub_clk: sub_clk@e6150080 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150080 4>;
+ clocks = <&extal2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "sub";
+ };
+ spua_clk: spua_clk@e6150084 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150084 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "spua";
+ };
+ spuv_clk: spuv_clk@e6150094 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150094 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "spuv";
+ };
+ msu_clk: msu_clk@e6150088 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150088 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "msu";
+ };
+ hsi_clk: hsi_clk@e615008c {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe615008c 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "hsi";
+ };
+ mfg1_clk: mfg1_clk@e6150098 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150098 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "mfg1";
+ };
+ mfg2_clk: mfg2_clk@e615009c {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe615009c 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "mfg2";
+ };
+ dsit_clk: dsit_clk@e6150060 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150060 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "dsit";
+ };
+ dsi0p_clk: dsi0p_clk@e6150064 {
+ compatible = "renesas,sh73a0-div6-clock", "renesas,cpg-div6-clock";
+ reg = <0xe6150064 4>;
+ clocks = <&pll1_div2_clk>;
+ #clock-cells = <0>;
+ clock-output-names = "dsi0pck";
+ };
+
+ /* Fixed factor clocks */
+ main_div2_clk: main_div2_clk {
+ compatible = "fixed-factor-clock";
+ clocks = <&cpg_clocks SH73A0_CLK_MAIN>;
+ #clock-cells = <0>;
+ clock-div = <2>;
+ clock-mult = <1>;
+ clock-output-names = "main_div2";
+ };
+ pll1_div2_clk: pll1_div2_clk {
+ compatible = "fixed-factor-clock";
+ clocks = <&cpg_clocks SH73A0_CLK_PLL1>;
+ #clock-cells = <0>;
+ clock-div = <2>;
+ clock-mult = <1>;
+ clock-output-names = "pll1_div2";
+ };
+ pll1_div7_clk: pll1_div7_clk {
+ compatible = "fixed-factor-clock";
+ clocks = <&cpg_clocks SH73A0_CLK_PLL1>;
+ #clock-cells = <0>;
+ clock-div = <7>;
+ clock-mult = <1>;
+ clock-output-names = "pll1_div7";
+ };
+ pll1_div13_clk: pll1_div13_clk {
+ compatible = "fixed-factor-clock";
+ clocks = <&cpg_clocks SH73A0_CLK_PLL1>;
+ #clock-cells = <0>;
+ clock-div = <13>;
+ clock-mult = <1>;
+ clock-output-names = "pll1_div13";
+ };
+ twd_clk: twd_clk {
+ compatible = "fixed-factor-clock";
+ clocks = <&cpg_clocks SH73A0_CLK_Z>;
+ #clock-cells = <0>;
+ clock-div = <4>;
+ clock-mult = <1>;
+ clock-output-names = "twd";
+ };
+
+ /* Gate clocks */
+ mstp0_clks: mstp0_clks@e6150130 {
+ compatible = "renesas,sh73a0-mstp-clocks", "renesas,cpg-mstp-clocks";
+ reg = <0xe6150130 4>, <0xe6150030 4>;
+ clocks = <&cpg_clocks SH73A0_CLK_HP>;
+ #clock-cells = <1>;
+ clock-indices = <
+ SH73A0_CLK_IIC2
+ >;
+ clock-output-names =
+ "iic2";
+ };
+ mstp1_clks: mstp1_clks@e6150134 {
+ compatible = "renesas,sh73a0-mstp-clocks", "renesas,cpg-mstp-clocks";
+ reg = <0xe6150134 4>, <0xe6150038 4>;
+ clocks = <&cpg_clocks SH73A0_CLK_B>,
+ <&cpg_clocks SH73A0_CLK_B>,
+ <&cpg_clocks SH73A0_CLK_B>,
+ <&cpg_clocks SH73A0_CLK_B>,
+ <&sub_clk>, <&cpg_clocks SH73A0_CLK_B>,
+ <&cpg_clocks SH73A0_CLK_HP>,
+ <&cpg_clocks SH73A0_CLK_ZG>,
+ <&cpg_clocks SH73A0_CLK_B>;
+ #clock-cells = <1>;
+ clock-indices = <
+ SH73A0_CLK_CEU1 SH73A0_CLK_CSI2_RX1
+ SH73A0_CLK_CEU0 SH73A0_CLK_CSI2_RX0
+ SH73A0_CLK_TMU0 SH73A0_CLK_DSITX0
+ SH73A0_CLK_IIC0 SH73A0_CLK_SGX
+ SH73A0_CLK_LCDC0
+ >;
+ clock-output-names =
+ "ceu1", "csi2_rx1", "ceu0", "csi2_rx0",
+ "tmu0", "dsitx0", "iic0", "sgx", "lcdc0";
+ };
+ mstp2_clks: mstp2_clks@e6150138 {
+ compatible = "renesas,sh73a0-mstp-clocks", "renesas,cpg-mstp-clocks";
+ reg = <0xe6150138 4>, <0xe6150040 4>;
+ clocks = <&sub_clk>, <&cpg_clocks SH73A0_CLK_HP>,
+ <&cpg_clocks SH73A0_CLK_HP>, <&sub_clk>,
+ <&sub_clk>, <&sub_clk>, <&sub_clk>, <&sub_clk>,
+ <&sub_clk>, <&sub_clk>;
+ #clock-cells = <1>;
+ clock-indices = <
+ SH73A0_CLK_SCIFA7 SH73A0_CLK_SY_DMAC
+ SH73A0_CLK_MP_DMAC SH73A0_CLK_SCIFA5
+ SH73A0_CLK_SCIFB SH73A0_CLK_SCIFA0
+ SH73A0_CLK_SCIFA1 SH73A0_CLK_SCIFA2
+ SH73A0_CLK_SCIFA3 SH73A0_CLK_SCIFA4
+ >;
+ clock-output-names =
+ "scifa7", "sy_dmac", "mp_dmac", "scifa5",
+ "scifb", "scifa0", "scifa1", "scifa2",
+ "scifa3", "scifa4";
+ };
+ mstp3_clks: mstp3_clks@e615013c {
+ compatible = "renesas,sh73a0-mstp-clocks", "renesas,cpg-mstp-clocks";
+ reg = <0xe615013c 4>, <0xe6150048 4>;
+ clocks = <&sub_clk>, <&extalr_clk>,
+ <&cpg_clocks SH73A0_CLK_HP>, <&sub_clk>,
+ <&cpg_clocks SH73A0_CLK_HP>,
+ <&cpg_clocks SH73A0_CLK_HP>, <&flctl_clk>,
+ <&sdhi0_clk>, <&sdhi1_clk>,
+ <&cpg_clocks SH73A0_CLK_HP>, <&sdhi2_clk>,
+ <&main_div2_clk>, <&main_div2_clk>,
+ <&main_div2_clk>, <&main_div2_clk>,
+ <&main_div2_clk>;
+ #clock-cells = <1>;
+ clock-indices = <
+ SH73A0_CLK_SCIFA6 SH73A0_CLK_CMT1
+ SH73A0_CLK_FSI SH73A0_CLK_IRDA
+ SH73A0_CLK_IIC1 SH73A0_CLK_USB SH73A0_CLK_FLCTL
+ SH73A0_CLK_SDHI0 SH73A0_CLK_SDHI1
+ SH73A0_CLK_MMCIF0 SH73A0_CLK_SDHI2
+ SH73A0_CLK_TPU0 SH73A0_CLK_TPU1
+ SH73A0_CLK_TPU2 SH73A0_CLK_TPU3
+ SH73A0_CLK_TPU4
+ >;
+ clock-output-names =
+ "scifa6", "cmt1", "fsi", "irda", "iic1",
+ "usb", "flctl", "sdhi0", "sdhi1", "mmcif0", "sdhi2",
+ "tpu0", "tpu1", "tpu2", "tpu3", "tpu4";
+ };
+ mstp4_clks: mstp4_clks@e6150140 {
+ compatible = "renesas,sh73a0-mstp-clocks", "renesas,cpg-mstp-clocks";
+ reg = <0xe6150140 4>, <0xe615004c 4>;
+ clocks = <&cpg_clocks SH73A0_CLK_HP>,
+ <&cpg_clocks SH73A0_CLK_HP>, <&extalr_clk>;
+ #clock-cells = <1>;
+ clock-indices = <
+ SH73A0_CLK_IIC3 SH73A0_CLK_IIC4
+ SH73A0_CLK_KEYSC
+ >;
+ clock-output-names =
+ "iic3", "iic4", "keysc";
+ };
+ };
};
#include <asm/mach/map.h>
#include <asm/memory.h>
+#include <mach/map.h>
+
#include "common.h"
#include "mfc.h"
#include "regs-pmu.h"
-#include "regs-sys.h"
void __iomem *pmu_base_addr;
static struct map_desc exynos4_iodesc[] __initdata = {
{
- .virtual = (unsigned long)S3C_VA_SYS,
- .pfn = __phys_to_pfn(EXYNOS4_PA_SYSCON),
- .length = SZ_64K,
- .type = MT_DEVICE,
- }, {
.virtual = (unsigned long)S5P_VA_SROMC,
.pfn = __phys_to_pfn(EXYNOS4_PA_SROMC),
.length = SZ_4K,
static struct map_desc exynos5_iodesc[] __initdata = {
{
- .virtual = (unsigned long)S3C_VA_SYS,
- .pfn = __phys_to_pfn(EXYNOS5_PA_SYSCON),
- .length = SZ_64K,
- .type = MT_DEVICE,
- }, {
.virtual = (unsigned long)S5P_VA_SROMC,
.pfn = __phys_to_pfn(EXYNOS5_PA_SROMC),
.length = SZ_4K,
static void __init exynos_dt_machine_init(void)
{
- struct device_node *i2c_np;
- const char *i2c_compat = "samsung,s3c2440-i2c";
- unsigned int tmp;
- int id;
-
- /*
- * Exynos5's legacy i2c controller and new high speed i2c
- * controller have muxed interrupt sources. By default the
- * interrupts for 4-channel HS-I2C controller are enabled.
- * If node for first four channels of legacy i2c controller
- * are available then re-configure the interrupts via the
- * system register.
- */
- if (soc_is_exynos5()) {
- for_each_compatible_node(i2c_np, NULL, i2c_compat) {
- if (of_device_is_available(i2c_np)) {
- id = of_alias_get_id(i2c_np, "i2c");
- if (id < 4) {
- tmp = readl(EXYNOS5_SYS_I2C_CFG);
- writel(tmp & ~(0x1 << id),
- EXYNOS5_SYS_I2C_CFG);
- }
- }
- }
- }
-
/*
* This is called from smp_prepare_cpus if we've built for SMP, but
* we still need to set it up for PM and firmware ops if not.
if (!IS_ENABLED(CONFIG_SMP))
exynos_sysram_init();
+ #ifdef CONFIG_ARM_EXYNOS_CPUIDLE
+ if (of_machine_is_compatible("samsung,exynos4210"))
+ exynos_cpuidle.dev.platform_data = &cpuidle_coupled_exynos_data;
+ #endif
if (of_machine_is_compatible("samsung,exynos4210") ||
of_machine_is_compatible("samsung,exynos4212") ||
(of_machine_is_compatible("samsung,exynos4412") &&
"samsung,mfc-v5",
"samsung,mfc-v6",
"samsung,mfc-v7",
+ "samsung,mfc-v8",
};
for (i = 0; i < ARRAY_SIZE(mfc_mem); i++)
#include <asm/smp_scu.h>
#include <asm/suspend.h>
+#include <mach/map.h>
+
#include <plat/pm-common.h>
#include "common.h"
#include "exynos-pmu.h"
#include "regs-pmu.h"
-#include "regs-sys.h"
static inline void __iomem *exynos_boot_vector_addr(void)
{
tmp = pmu_raw_readl(S5P_CENTRAL_SEQ_CONFIGURATION);
tmp &= ~S5P_CENTRAL_LOWPWR_CFG;
pmu_raw_writel(tmp, S5P_CENTRAL_SEQ_CONFIGURATION);
-
- /* Setting SEQ_OPTION register */
- pmu_raw_writel(S5P_USE_STANDBY_WFI0 | S5P_USE_STANDBY_WFE0,
- S5P_CENTRAL_SEQ_OPTION);
}
int exynos_pm_central_resume(void)
exynos_pm_central_suspend();
+ if (of_machine_is_compatible("samsung,exynos4212") ||
+ of_machine_is_compatible("samsung,exynos4412")) {
+ /* Setting SEQ_OPTION register */
+ pmu_raw_writel(S5P_USE_STANDBY_WFI0 | S5P_USE_STANDBY_WFE0,
+ S5P_CENTRAL_SEQ_OPTION);
+ }
+
cpu_suspend(0, exynos_aftr_finisher);
if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9) {
cpu_pm_exit();
}
+
+ static atomic_t cpu1_wakeup = ATOMIC_INIT(0);
+
+ static int exynos_cpu0_enter_aftr(void)
+ {
+ int ret = -1;
+
+ /*
+ * If the other cpu is powered on, we have to power it off, because
+ * the AFTR state won't work otherwise
+ */
+ if (cpu_online(1)) {
+ /*
+ * We reach a sync point with the coupled idle state, we know
+ * the other cpu will power down itself or will abort the
+ * sequence, let's wait for one of these to happen
+ */
+ while (exynos_cpu_power_state(1)) {
+ /*
+ * The other cpu may skip idle and boot back
+ * up again
+ */
+ if (atomic_read(&cpu1_wakeup))
+ goto abort;
+
+ /*
+ * The other cpu may bounce through idle and
+ * boot back up again, getting stuck in the
+ * boot rom code
+ */
+ if (__raw_readl(cpu_boot_reg_base()) == 0)
+ goto abort;
+
+ cpu_relax();
+ }
+ }
+
+ exynos_enter_aftr();
+ ret = 0;
+
+ abort:
+ if (cpu_online(1)) {
+ /*
+ * Set the boot vector to something non-zero
+ */
+ __raw_writel(virt_to_phys(exynos_cpu_resume),
+ cpu_boot_reg_base());
+ dsb();
+
+ /*
+ * Turn on cpu1 and wait for it to be on
+ */
+ exynos_cpu_power_up(1);
+ while (exynos_cpu_power_state(1) != S5P_CORE_LOCAL_PWR_EN)
+ cpu_relax();
+
+ while (!atomic_read(&cpu1_wakeup)) {
+ /*
+ * Poke cpu1 out of the boot rom
+ */
+ __raw_writel(virt_to_phys(exynos_cpu_resume),
+ cpu_boot_reg_base());
+
+ arch_send_wakeup_ipi_mask(cpumask_of(1));
+ }
+ }
+
+ return ret;
+ }
+
+ static int exynos_wfi_finisher(unsigned long flags)
+ {
+ cpu_do_idle();
+
+ return -1;
+ }
+
+ static int exynos_cpu1_powerdown(void)
+ {
+ int ret = -1;
+
+ /*
+ * Idle sequence for cpu1
+ */
+ if (cpu_pm_enter())
+ goto cpu1_aborted;
+
+ /*
+ * Turn off cpu 1
+ */
+ exynos_cpu_power_down(1);
+
+ ret = cpu_suspend(0, exynos_wfi_finisher);
+
+ cpu_pm_exit();
+
+ cpu1_aborted:
+ dsb();
+ /*
+ * Notify cpu 0 that cpu 1 is awake
+ */
+ atomic_set(&cpu1_wakeup, 1);
+
+ return ret;
+ }
+
+ static void exynos_pre_enter_aftr(void)
+ {
+ __raw_writel(virt_to_phys(exynos_cpu_resume), cpu_boot_reg_base());
+ }
+
+ static void exynos_post_enter_aftr(void)
+ {
+ atomic_set(&cpu1_wakeup, 0);
+ }
+
+ struct cpuidle_exynos_data cpuidle_coupled_exynos_data = {
+ .cpu0_enter_aftr = exynos_cpu0_enter_aftr,
+ .cpu1_powerdown = exynos_cpu1_powerdown,
+ .pre_enter_aftr = exynos_pre_enter_aftr,
+ .post_enter_aftr = exynos_post_enter_aftr,
+ };
#include "common.h"
#include "regs-pmu.h"
-#include "regs-sys.h"
#include "exynos-pmu.h"
#define S5P_CHECK_SLEEP 0x00000BAD
u32 mask;
};
-static struct sleep_save exynos5_sys_save[] = {
- SAVE_ITEM(EXYNOS5_SYS_I2C_CFG),
-};
-
static struct sleep_save exynos_core_save[] = {
/* SROM side */
SAVE_ITEM(S5P_SROM_BW),
static u32 exynos_irqwake_intmask = 0xffffffff;
+static const struct exynos_wkup_irq exynos3250_wkup_irq[] = {
+ { 73, BIT(1) }, /* RTC alarm */
+ { 74, BIT(2) }, /* RTC tick */
+ { /* sentinel */ },
+};
+
static const struct exynos_wkup_irq exynos4_wkup_irq[] = {
{ 76, BIT(1) }, /* RTC alarm */
{ 77, BIT(2) }, /* RTC tick */
REG_TABLE_END,
};
+unsigned int exynos3250_release_ret_regs[] = {
+ S5P_PAD_RET_MAUDIO_OPTION,
+ S5P_PAD_RET_GPIO_OPTION,
+ S5P_PAD_RET_UART_OPTION,
+ S5P_PAD_RET_MMCA_OPTION,
+ S5P_PAD_RET_MMCB_OPTION,
+ S5P_PAD_RET_EBIA_OPTION,
+ S5P_PAD_RET_EBIB_OPTION,
+ S5P_PAD_RET_MMC2_OPTION,
+ S5P_PAD_RET_SPI_OPTION,
+ REG_TABLE_END,
+};
+
unsigned int exynos5420_release_ret_regs[] = {
EXYNOS_PAD_RET_DRAM_OPTION,
EXYNOS_PAD_RET_MAUDIO_OPTION,
return exynos_cpu_do_idle();
}
+static int exynos3250_cpu_suspend(unsigned long arg)
+{
+ flush_cache_all();
+ return exynos_cpu_do_idle();
+}
+
static int exynos5420_cpu_suspend(unsigned long arg)
{
/* MCPM works with HW CPU identifiers */
pmu_raw_writel(virt_to_phys(exynos_cpu_resume), S5P_INFORM0);
}
+static void exynos3250_pm_prepare(void)
+{
+ unsigned int tmp;
+
+ /* Set wake-up mask registers */
+ exynos_pm_set_wakeup_mask();
+
+ tmp = pmu_raw_readl(EXYNOS3_ARM_L2_OPTION);
+ tmp &= ~EXYNOS5_OPTION_USE_RETENTION;
+ pmu_raw_writel(tmp, EXYNOS3_ARM_L2_OPTION);
+
+ exynos_pm_enter_sleep_mode();
+
+ /* ensure at least INFORM0 has the resume address */
+ pmu_raw_writel(virt_to_phys(exynos_cpu_resume), S5P_INFORM0);
+}
+
static void exynos5420_pm_prepare(void)
{
unsigned int tmp;
{
exynos_pm_central_suspend();
+ /* Setting SEQ_OPTION register */
+ pmu_raw_writel(S5P_USE_STANDBY_WFI0 | S5P_USE_STANDBY_WFE0,
+ S5P_CENTRAL_SEQ_OPTION);
+
if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9)
exynos_cpu_save_register();
pmu_raw_writel(0x0, S5P_INFORM1);
}
+static void exynos3250_pm_resume(void)
+{
+ u32 cpuid = read_cpuid_part();
+
+ if (exynos_pm_central_resume())
+ goto early_wakeup;
+
+ /* For release retention */
+ exynos_pm_release_retention();
+
+ pmu_raw_writel(S5P_USE_STANDBY_WFI_ALL, S5P_CENTRAL_SEQ_OPTION);
+
+ if (call_firmware_op(resume) == -ENOSYS
+ && cpuid == ARM_CPU_PART_CORTEX_A9)
+ exynos_cpu_restore_register();
+
+early_wakeup:
+
+ /* Clear SLEEP mode set in INFORM1 */
+ pmu_raw_writel(0x0, S5P_INFORM1);
+}
+
static void exynos5420_prepare_pm_resume(void)
{
if (IS_ENABLED(CONFIG_EXYNOS5420_MCPM))
.valid = suspend_valid_only_mem,
};
+static const struct exynos_pm_data exynos3250_pm_data = {
+ .wkup_irq = exynos3250_wkup_irq,
+ .wake_disable_mask = ((0xFF << 8) | (0x1F << 1)),
+ .release_ret_regs = exynos3250_release_ret_regs,
+ .pm_suspend = exynos_pm_suspend,
+ .pm_resume = exynos3250_pm_resume,
+ .pm_prepare = exynos3250_pm_prepare,
+ .cpu_suspend = exynos3250_cpu_suspend,
+};
+
static const struct exynos_pm_data exynos4_pm_data = {
.wkup_irq = exynos4_wkup_irq,
.wake_disable_mask = ((0xFF << 8) | (0x1F << 1)),
.wkup_irq = exynos5250_wkup_irq,
.wake_disable_mask = ((0xFF << 8) | (0x1F << 1)),
.release_ret_regs = exynos_release_ret_regs,
- .extra_save = exynos5_sys_save,
- .num_extra_save = ARRAY_SIZE(exynos5_sys_save),
.pm_suspend = exynos_pm_suspend,
.pm_resume = exynos_pm_resume,
.pm_prepare = exynos_pm_prepare,
static struct of_device_id exynos_pmu_of_device_ids[] = {
{
+ .compatible = "samsung,exynos3250-pmu",
+ .data = &exynos3250_pm_data,
+ }, {
.compatible = "samsung,exynos4210-pmu",
.data = &exynos4_pm_data,
}, {
};
static struct platform_device pmu_device = {
- .name = "arm-pmu",
+ .name = "armv7-pmu",
.id = -1,
.num_resources = ARRAY_SIZE(pmu_resources),
.resource = pmu_resources,
static struct renesas_intc_irqpin_config irqpin0_platform_data = {
.irq_base = irq_pin(0), /* IRQ0 -> IRQ7 */
+ .control_parent = true,
};
static struct resource irqpin0_resources[] = {
static struct renesas_intc_irqpin_config irqpin2_platform_data = {
.irq_base = irq_pin(16), /* IRQ16 -> IRQ23 */
+ .control_parent = true,
};
static struct resource irqpin2_resources[] = {
static struct renesas_intc_irqpin_config irqpin3_platform_data = {
.irq_base = irq_pin(24), /* IRQ24 -> IRQ31 */
+ .control_parent = true,
};
static struct resource irqpin3_resources[] = {
void __init sh73a0_earlytimer_init(void)
{
shmobile_init_delay();
+ #ifndef CONFIG_COMMON_CLK
sh73a0_clock_init();
+ #endif
shmobile_earlytimer_init();
sh73a0_register_twd();
}
void __init sh73a0_add_standard_devices_dt(void)
{
/* clocks are setup late during boot in the case of DT */
+ #ifndef CONFIG_COMMON_CLK
sh73a0_clock_init();
-
+ #endif
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
size = dev->coherent_dma_mask;
} else {
offset = PFN_DOWN(paddr - dma_addr);
- dev_dbg(dev, "dma_pfn_offset(%#08lx)\n", dev->dma_pfn_offset);
+ dev_dbg(dev, "dma_pfn_offset(%#08lx)\n", offset);
}
dev->dma_pfn_offset = offset;
amba_device_unregister(to_amba_device(dev));
#endif
+ of_dma_deconfigure(dev);
of_node_clear_flag(dev->of_node, OF_POPULATED);
of_node_clear_flag(dev->of_node, OF_POPULATED_BUS);
return 0;
if (!of_node_check_flag(rd->dn->parent, OF_POPULATED_BUS))
return NOTIFY_OK; /* not for us */
+ /* already populated? (driver using of_populate manually) */
+ if (of_node_check_flag(rd->dn, OF_POPULATED))
+ return NOTIFY_OK;
+
/* pdev_parent may be NULL when no bus platform device */
pdev_parent = of_find_device_by_node(rd->dn->parent);
pdev = of_platform_device_create(rd->dn, NULL,
break;
case OF_RECONFIG_CHANGE_REMOVE:
+
+ /* already depopulated? */
+ if (!of_node_check_flag(rd->dn, OF_POPULATED))
+ return NOTIFY_OK;
+
/* find our device by node */
pdev = of_find_device_by_node(rd->dn);
if (pdev == NULL)
tristate "CardBus yenta-compatible bridge support"
depends on PCI
select CARDBUS if !EXPERT
- select PCCARD_NONSTATIC if PCMCIA != n
+ select PCCARD_NONSTATIC if PCMCIA != n && ISA
+ select PCCARD_PCI if PCMCIA !=n && !ISA
---help---
This option enables support for CardBus host bridges. Virtually
all modern PCMCIA bridges are CardBus compatible. A "bridge" is
config PD6729
tristate "Cirrus PD6729 compatible bridge support"
depends on PCMCIA && PCI
- select PCCARD_NONSTATIC
+ select PCCARD_NONSTATIC if PCMCIA != n && ISA
+ select PCCARD_PCI if PCMCIA !=n && !ISA
help
This provides support for the Cirrus PD6729 PCI-to-PCMCIA bridge
device, found in some older laptops and PCMCIA card readers.
config I82092
tristate "i82092 compatible bridge support"
depends on PCMCIA && PCI
- select PCCARD_NONSTATIC
+ select PCCARD_NONSTATIC if PCMCIA != n && ISA
+ select PCCARD_PCI if PCMCIA !=n && !ISA
help
This provides support for the Intel I82092AA PCI-to-PCMCIA bridge device,
found in some older laptops and more commonly in evaluation boards for the
config AT91_CF
tristate "AT91 CompactFlash Controller"
depends on PCMCIA && ARCH_AT91
+ depends on !ARCH_MULTIPLATFORM
help
Say Y here to support the CompactFlash controller on AT91 chips.
Or choose M to compile the driver as a module named "at91_cf".
Say Y here to support the CompactFlash controller on the
PA Semi Electra eval board.
+config PCCARD_PCI
+ bool
+
config PCCARD_NONSTATIC
bool
#include <linux/of.h>
#include <linux/of_gpio.h>
#include <linux/platform_data/atmel.h>
-
- #include <asm/byteorder.h>
- #include <mach/hardware.h>
- #include <asm/io.h>
- #include <asm/irq.h>
- #include <asm/gpio.h>
-
- #include <mach/cpu.h>
- #include <mach/at91sam9261_matrix.h>
- #include <mach/at91_matrix.h>
+ #include <linux/regmap.h>
+ #include <linux/mfd/syscon.h>
+ #include <linux/mfd/syscon/atmel-matrix.h>
#include "at91_udc.h"
#define DRIVER_VERSION "3 May 2006"
static const char driver_name [] = "at91_udc";
- static const char ep0name[] = "ep0";
+ static const char * const ep_names[] = {
+ "ep0",
+ "ep1",
+ "ep2",
+ "ep3-int",
+ "ep4",
+ "ep5",
+ };
+ #define ep0name ep_names[0]
#define VBUS_POLL_TIMEOUT msecs_to_jiffies(1000)
udc->enabled
? (udc->vbus ? "active" : "enabled")
: "disabled",
- udc->selfpowered ? "self" : "VBUS",
+ udc->gadget.is_selfpowered ? "self" : "VBUS",
udc->suspended ? ", suspended" : "",
udc->driver ? udc->driver->driver.name : "(none)");
return;
udc->clocked = 1;
- if (IS_ENABLED(CONFIG_COMMON_CLK))
- clk_enable(udc->uclk);
clk_enable(udc->iclk);
clk_enable(udc->fclk);
}
udc->gadget.speed = USB_SPEED_UNKNOWN;
clk_disable(udc->fclk);
clk_disable(udc->iclk);
- if (IS_ENABLED(CONFIG_COMMON_CLK))
- clk_disable(udc->uclk);
}
/*
*/
static void pullup(struct at91_udc *udc, int is_on)
{
- int active = !udc->board.pullup_active_low;
-
if (!udc->enabled || !udc->vbus)
is_on = 0;
DBG("%sactive\n", is_on ? "" : "in");
clk_on(udc);
at91_udp_write(udc, AT91_UDP_ICR, AT91_UDP_RXRSM);
at91_udp_write(udc, AT91_UDP_TXVC, 0);
- if (cpu_is_at91rm9200())
- gpio_set_value(udc->board.pullup_pin, active);
- else if (cpu_is_at91sam9260() || cpu_is_at91sam9263() || cpu_is_at91sam9g20()) {
- u32 txvc = at91_udp_read(udc, AT91_UDP_TXVC);
-
- txvc |= AT91_UDP_TXVC_PUON;
- at91_udp_write(udc, AT91_UDP_TXVC, txvc);
- } else if (cpu_is_at91sam9261() || cpu_is_at91sam9g10()) {
- u32 usbpucr;
-
- usbpucr = at91_matrix_read(AT91_MATRIX_USBPUCR);
- usbpucr |= AT91_MATRIX_USBPUCR_PUON;
- at91_matrix_write(AT91_MATRIX_USBPUCR, usbpucr);
- }
} else {
stop_activity(udc);
at91_udp_write(udc, AT91_UDP_IDR, AT91_UDP_RXRSM);
at91_udp_write(udc, AT91_UDP_TXVC, AT91_UDP_TXVC_TXVDIS);
- if (cpu_is_at91rm9200())
- gpio_set_value(udc->board.pullup_pin, !active);
- else if (cpu_is_at91sam9260() || cpu_is_at91sam9263() || cpu_is_at91sam9g20()) {
- u32 txvc = at91_udp_read(udc, AT91_UDP_TXVC);
-
- txvc &= ~AT91_UDP_TXVC_PUON;
- at91_udp_write(udc, AT91_UDP_TXVC, txvc);
- } else if (cpu_is_at91sam9261() || cpu_is_at91sam9g10()) {
- u32 usbpucr;
-
- usbpucr = at91_matrix_read(AT91_MATRIX_USBPUCR);
- usbpucr &= ~AT91_MATRIX_USBPUCR_PUON;
- at91_matrix_write(AT91_MATRIX_USBPUCR, usbpucr);
- }
clk_off(udc);
}
+
+ if (udc->caps && udc->caps->pullup)
+ udc->caps->pullup(udc, is_on);
}
/* vbus is here! turn everything on that's ready */
unsigned long flags;
spin_lock_irqsave(&udc->lock, flags);
- udc->selfpowered = (is_on != 0);
+ gadget->is_selfpowered = (is_on != 0);
spin_unlock_irqrestore(&udc->lock, flags);
return 0;
}
*/
case ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE) << 8)
| USB_REQ_GET_STATUS:
- tmp = (udc->selfpowered << USB_DEVICE_SELF_POWERED);
+ tmp = (udc->gadget.is_selfpowered << USB_DEVICE_SELF_POWERED);
if (at91_udp_read(udc, AT91_UDP_GLB_STAT) & AT91_UDP_ESR)
tmp |= (1 << USB_DEVICE_REMOTE_WAKEUP);
PACKET("get device status\n");
/*-------------------------------------------------------------------------*/
- static struct at91_udc controller = {
- .gadget = {
- .ops = &at91_udc_ops,
- .ep0 = &controller.ep[0].ep,
- .name = driver_name,
- },
- .ep[0] = {
- .ep = {
- .name = ep0name,
- .ops = &at91_ep_ops,
- },
- .udc = &controller,
- .maxpacket = 8,
- .int_mask = 1 << 0,
- },
- .ep[1] = {
- .ep = {
- .name = "ep1",
- .ops = &at91_ep_ops,
- },
- .udc = &controller,
- .is_pingpong = 1,
- .maxpacket = 64,
- .int_mask = 1 << 1,
- },
- .ep[2] = {
- .ep = {
- .name = "ep2",
- .ops = &at91_ep_ops,
- },
- .udc = &controller,
- .is_pingpong = 1,
- .maxpacket = 64,
- .int_mask = 1 << 2,
- },
- .ep[3] = {
- .ep = {
- /* could actually do bulk too */
- .name = "ep3-int",
- .ops = &at91_ep_ops,
- },
- .udc = &controller,
- .maxpacket = 8,
- .int_mask = 1 << 3,
- },
- .ep[4] = {
- .ep = {
- .name = "ep4",
- .ops = &at91_ep_ops,
- },
- .udc = &controller,
- .is_pingpong = 1,
- .maxpacket = 256,
- .int_mask = 1 << 4,
- },
- .ep[5] = {
- .ep = {
- .name = "ep5",
- .ops = &at91_ep_ops,
- },
- .udc = &controller,
- .is_pingpong = 1,
- .maxpacket = 256,
- .int_mask = 1 << 5,
- },
- /* ep6 and ep7 are also reserved (custom silicon might use them) */
- };
-
static void at91_vbus_update(struct at91_udc *udc, unsigned value)
{
value ^= udc->board.vbus_active_low;
udc->driver = driver;
udc->gadget.dev.of_node = udc->pdev->dev.of_node;
udc->enabled = 1;
- udc->selfpowered = 1;
+ udc->gadget.is_selfpowered = 1;
return 0;
}
spin_unlock_irqrestore(&udc->lock, flags);
}
- static void at91udc_of_init(struct at91_udc *udc,
- struct device_node *np)
+ static int at91rm9200_udc_init(struct at91_udc *udc)
+ {
+ struct at91_ep *ep;
+ int ret;
+ int i;
+
+ for (i = 0; i < NUM_ENDPOINTS; i++) {
+ ep = &udc->ep[i];
+
+ switch (i) {
+ case 0:
+ case 3:
+ ep->maxpacket = 8;
+ break;
+ case 1 ... 2:
+ ep->maxpacket = 64;
+ break;
+ case 4 ... 5:
+ ep->maxpacket = 256;
+ break;
+ }
+ }
+
+ if (!gpio_is_valid(udc->board.pullup_pin)) {
+ DBG("no D+ pullup?\n");
+ return -ENODEV;
+ }
+
+ ret = devm_gpio_request(&udc->pdev->dev, udc->board.pullup_pin,
+ "udc_pullup");
+ if (ret) {
+ DBG("D+ pullup is busy\n");
+ return ret;
+ }
+
+ gpio_direction_output(udc->board.pullup_pin,
+ udc->board.pullup_active_low);
+
+ return 0;
+ }
+
+ static void at91rm9200_udc_pullup(struct at91_udc *udc, int is_on)
+ {
+ int active = !udc->board.pullup_active_low;
+
+ if (is_on)
+ gpio_set_value(udc->board.pullup_pin, active);
+ else
+ gpio_set_value(udc->board.pullup_pin, !active);
+ }
+
+ static const struct at91_udc_caps at91rm9200_udc_caps = {
+ .init = at91rm9200_udc_init,
+ .pullup = at91rm9200_udc_pullup,
+ };
+
+ static int at91sam9260_udc_init(struct at91_udc *udc)
+ {
+ struct at91_ep *ep;
+ int i;
+
+ for (i = 0; i < NUM_ENDPOINTS; i++) {
+ ep = &udc->ep[i];
+
+ switch (i) {
+ case 0 ... 3:
+ ep->maxpacket = 64;
+ break;
+ case 4 ... 5:
+ ep->maxpacket = 512;
+ break;
+ }
+ }
+
+ return 0;
+ }
+
+ static void at91sam9260_udc_pullup(struct at91_udc *udc, int is_on)
+ {
+ u32 txvc = at91_udp_read(udc, AT91_UDP_TXVC);
+
+ if (is_on)
+ txvc |= AT91_UDP_TXVC_PUON;
+ else
+ txvc &= ~AT91_UDP_TXVC_PUON;
+
+ at91_udp_write(udc, AT91_UDP_TXVC, txvc);
+ }
+
+ static const struct at91_udc_caps at91sam9260_udc_caps = {
+ .init = at91sam9260_udc_init,
+ .pullup = at91sam9260_udc_pullup,
+ };
+
+ static int at91sam9261_udc_init(struct at91_udc *udc)
+ {
+ struct at91_ep *ep;
+ int i;
+
+ for (i = 0; i < NUM_ENDPOINTS; i++) {
+ ep = &udc->ep[i];
+
+ switch (i) {
+ case 0:
+ ep->maxpacket = 8;
+ break;
+ case 1 ... 3:
+ ep->maxpacket = 64;
+ break;
+ case 4 ... 5:
+ ep->maxpacket = 256;
+ break;
+ }
+ }
+
+ udc->matrix = syscon_regmap_lookup_by_phandle(udc->pdev->dev.of_node,
+ "atmel,matrix");
+ if (IS_ERR(udc->matrix))
+ return PTR_ERR(udc->matrix);
+
+ return 0;
+ }
+
+ static void at91sam9261_udc_pullup(struct at91_udc *udc, int is_on)
+ {
+ u32 usbpucr = 0;
+
+ if (is_on)
+ usbpucr = AT91_MATRIX_USBPUCR_PUON;
+
+ regmap_update_bits(udc->matrix, AT91SAM9261_MATRIX_USBPUCR,
+ AT91_MATRIX_USBPUCR_PUON, usbpucr);
+ }
+
+ static const struct at91_udc_caps at91sam9261_udc_caps = {
+ .init = at91sam9261_udc_init,
+ .pullup = at91sam9261_udc_pullup,
+ };
+
+ static int at91sam9263_udc_init(struct at91_udc *udc)
+ {
+ struct at91_ep *ep;
+ int i;
+
+ for (i = 0; i < NUM_ENDPOINTS; i++) {
+ ep = &udc->ep[i];
+
+ switch (i) {
+ case 0:
+ case 1:
+ case 2:
+ case 3:
+ ep->maxpacket = 64;
+ break;
+ case 4:
+ case 5:
+ ep->maxpacket = 256;
+ break;
+ }
+ }
+
+ return 0;
+ }
+
+ static const struct at91_udc_caps at91sam9263_udc_caps = {
+ .init = at91sam9263_udc_init,
+ .pullup = at91sam9260_udc_pullup,
+ };
+
+ static const struct of_device_id at91_udc_dt_ids[] = {
+ {
+ .compatible = "atmel,at91rm9200-udc",
+ .data = &at91rm9200_udc_caps,
+ },
+ {
+ .compatible = "atmel,at91sam9260-udc",
+ .data = &at91sam9260_udc_caps,
+ },
+ {
+ .compatible = "atmel,at91sam9261-udc",
+ .data = &at91sam9261_udc_caps,
+ },
+ {
+ .compatible = "atmel,at91sam9263-udc",
+ .data = &at91sam9263_udc_caps,
+ },
+ { /* sentinel */ }
+ };
+ MODULE_DEVICE_TABLE(of, at91_udc_dt_ids);
+
+ static void at91udc_of_init(struct at91_udc *udc, struct device_node *np)
{
struct at91_udc_data *board = &udc->board;
- u32 val;
+ const struct of_device_id *match;
enum of_gpio_flags flags;
+ u32 val;
if (of_property_read_u32(np, "atmel,vbus-polled", &val) == 0)
board->vbus_polled = 1;
&flags);
board->pullup_active_low = (flags & OF_GPIO_ACTIVE_LOW) ? 1 : 0;
+
+ match = of_match_node(at91_udc_dt_ids, np);
+ if (match)
+ udc->caps = match->data;
}
static int at91udc_probe(struct platform_device *pdev)
struct at91_udc *udc;
int retval;
struct resource *res;
+ struct at91_ep *ep;
+ int i;
- if (!dev_get_platdata(dev) && !pdev->dev.of_node) {
- /* small (so we copy it) but critical! */
- DBG("missing platform_data\n");
- return -ENODEV;
- }
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res)
- return -ENXIO;
-
- if (!request_mem_region(res->start, resource_size(res), driver_name)) {
- DBG("someone's using UDC memory\n");
- return -EBUSY;
- }
+ udc = devm_kzalloc(dev, sizeof(*udc), GFP_KERNEL);
+ if (!udc)
+ return -ENOMEM;
/* init software state */
- udc = &controller;
udc->gadget.dev.parent = dev;
- if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node)
- at91udc_of_init(udc, pdev->dev.of_node);
- else
- memcpy(&udc->board, dev_get_platdata(dev),
- sizeof(struct at91_udc_data));
+ at91udc_of_init(udc, pdev->dev.of_node);
udc->pdev = pdev;
udc->enabled = 0;
spin_lock_init(&udc->lock);
- /* rm9200 needs manual D+ pullup; off by default */
- if (cpu_is_at91rm9200()) {
- if (!gpio_is_valid(udc->board.pullup_pin)) {
- DBG("no D+ pullup?\n");
- retval = -ENODEV;
- goto fail0;
- }
- retval = gpio_request(udc->board.pullup_pin, "udc_pullup");
- if (retval) {
- DBG("D+ pullup is busy\n");
- goto fail0;
- }
- gpio_direction_output(udc->board.pullup_pin,
- udc->board.pullup_active_low);
- }
+ udc->gadget.ops = &at91_udc_ops;
+ udc->gadget.ep0 = &udc->ep[0].ep;
+ udc->gadget.name = driver_name;
+ udc->gadget.dev.init_name = "gadget";
- /* newer chips have more FIFO memory than rm9200 */
- if (cpu_is_at91sam9260() || cpu_is_at91sam9g20()) {
- udc->ep[0].maxpacket = 64;
- udc->ep[3].maxpacket = 64;
- udc->ep[4].maxpacket = 512;
- udc->ep[5].maxpacket = 512;
- } else if (cpu_is_at91sam9261() || cpu_is_at91sam9g10()) {
- udc->ep[3].maxpacket = 64;
- } else if (cpu_is_at91sam9263()) {
- udc->ep[0].maxpacket = 64;
- udc->ep[3].maxpacket = 64;
+ for (i = 0; i < NUM_ENDPOINTS; i++) {
+ ep = &udc->ep[i];
+ ep->ep.name = ep_names[i];
+ ep->ep.ops = &at91_ep_ops;
+ ep->udc = udc;
+ ep->int_mask = BIT(i);
+ if (i != 0 && i != 3)
+ ep->is_pingpong = 1;
}
- udc->udp_baseaddr = ioremap(res->start, resource_size(res));
- if (!udc->udp_baseaddr) {
- retval = -ENOMEM;
- goto fail0a;
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ udc->udp_baseaddr = devm_ioremap_resource(dev, res);
+ if (IS_ERR(udc->udp_baseaddr))
+ return PTR_ERR(udc->udp_baseaddr);
+
+ if (udc->caps && udc->caps->init) {
+ retval = udc->caps->init(udc);
+ if (retval)
+ return retval;
}
udc_reinit(udc);
/* get interface and function clocks */
- udc->iclk = clk_get(dev, "udc_clk");
- udc->fclk = clk_get(dev, "udpck");
- if (IS_ENABLED(CONFIG_COMMON_CLK))
- udc->uclk = clk_get(dev, "usb_clk");
- if (IS_ERR(udc->iclk) || IS_ERR(udc->fclk) ||
- (IS_ENABLED(CONFIG_COMMON_CLK) && IS_ERR(udc->uclk))) {
- DBG("clocks missing\n");
- retval = -ENODEV;
- goto fail1;
- }
+ udc->iclk = devm_clk_get(dev, "pclk");
+ if (IS_ERR(udc->iclk))
+ return PTR_ERR(udc->iclk);
+
+ udc->fclk = devm_clk_get(dev, "hclk");
+ if (IS_ERR(udc->fclk))
+ return PTR_ERR(udc->fclk);
/* don't do anything until we have both gadget driver and VBUS */
- if (IS_ENABLED(CONFIG_COMMON_CLK)) {
- clk_set_rate(udc->uclk, 48000000);
- retval = clk_prepare(udc->uclk);
- if (retval)
- goto fail1;
- }
+ clk_set_rate(udc->fclk, 48000000);
retval = clk_prepare(udc->fclk);
if (retval)
- goto fail1a;
+ return retval;
retval = clk_prepare_enable(udc->iclk);
if (retval)
- goto fail1b;
+ goto err_unprepare_fclk;
+
at91_udp_write(udc, AT91_UDP_TXVC, AT91_UDP_TXVC_TXVDIS);
at91_udp_write(udc, AT91_UDP_IDR, 0xffffffff);
/* Clear all pending interrupts - UDP may be used by bootloader. */
/* request UDC and maybe VBUS irqs */
udc->udp_irq = platform_get_irq(pdev, 0);
- retval = request_irq(udc->udp_irq, at91_udc_irq,
- 0, driver_name, udc);
- if (retval < 0) {
+ retval = devm_request_irq(dev, udc->udp_irq, at91_udc_irq, 0,
+ driver_name, udc);
+ if (retval) {
DBG("request irq %d failed\n", udc->udp_irq);
- goto fail1c;
+ goto err_unprepare_iclk;
}
+
if (gpio_is_valid(udc->board.vbus_pin)) {
- retval = gpio_request(udc->board.vbus_pin, "udc_vbus");
- if (retval < 0) {
+ retval = devm_gpio_request(dev, udc->board.vbus_pin,
+ "udc_vbus");
+ if (retval) {
DBG("request vbus pin failed\n");
- goto fail2;
+ goto err_unprepare_iclk;
}
+
gpio_direction_input(udc->board.vbus_pin);
/*
mod_timer(&udc->vbus_timer,
jiffies + VBUS_POLL_TIMEOUT);
} else {
- if (request_irq(gpio_to_irq(udc->board.vbus_pin),
- at91_vbus_irq, 0, driver_name, udc)) {
+ retval = devm_request_irq(dev,
+ gpio_to_irq(udc->board.vbus_pin),
+ at91_vbus_irq, 0, driver_name, udc);
+ if (retval) {
DBG("request vbus irq %d failed\n",
udc->board.vbus_pin);
- retval = -EBUSY;
- goto fail3;
+ goto err_unprepare_iclk;
}
}
} else {
}
retval = usb_add_gadget_udc(dev, &udc->gadget);
if (retval)
- goto fail4;
+ goto err_unprepare_iclk;
dev_set_drvdata(dev, udc);
device_init_wakeup(dev, 1);
create_debug_file(udc);
INFO("%s version %s\n", driver_name, DRIVER_VERSION);
return 0;
- fail4:
- if (gpio_is_valid(udc->board.vbus_pin) && !udc->board.vbus_polled)
- free_irq(gpio_to_irq(udc->board.vbus_pin), udc);
- fail3:
- if (gpio_is_valid(udc->board.vbus_pin))
- gpio_free(udc->board.vbus_pin);
- fail2:
- free_irq(udc->udp_irq, udc);
- fail1c:
+
+ err_unprepare_iclk:
clk_unprepare(udc->iclk);
- fail1b:
+ err_unprepare_fclk:
clk_unprepare(udc->fclk);
- fail1a:
- if (IS_ENABLED(CONFIG_COMMON_CLK))
- clk_unprepare(udc->uclk);
- fail1:
- if (IS_ENABLED(CONFIG_COMMON_CLK) && !IS_ERR(udc->uclk))
- clk_put(udc->uclk);
- if (!IS_ERR(udc->fclk))
- clk_put(udc->fclk);
- if (!IS_ERR(udc->iclk))
- clk_put(udc->iclk);
- iounmap(udc->udp_baseaddr);
- fail0a:
- if (cpu_is_at91rm9200())
- gpio_free(udc->board.pullup_pin);
- fail0:
- release_mem_region(res->start, resource_size(res));
+
DBG("%s probe failed, %d\n", driver_name, retval);
+
return retval;
}
static int __exit at91udc_remove(struct platform_device *pdev)
{
struct at91_udc *udc = platform_get_drvdata(pdev);
- struct resource *res;
unsigned long flags;
DBG("remove\n");
device_init_wakeup(&pdev->dev, 0);
remove_debug_file(udc);
- if (gpio_is_valid(udc->board.vbus_pin)) {
- free_irq(gpio_to_irq(udc->board.vbus_pin), udc);
- gpio_free(udc->board.vbus_pin);
- }
- free_irq(udc->udp_irq, udc);
- iounmap(udc->udp_baseaddr);
-
- if (cpu_is_at91rm9200())
- gpio_free(udc->board.pullup_pin);
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, resource_size(res));
-
- if (IS_ENABLED(CONFIG_COMMON_CLK))
- clk_unprepare(udc->uclk);
clk_unprepare(udc->fclk);
clk_unprepare(udc->iclk);
- clk_put(udc->iclk);
- clk_put(udc->fclk);
- if (IS_ENABLED(CONFIG_COMMON_CLK))
- clk_put(udc->uclk);
-
return 0;
}
#define at91udc_resume NULL
#endif
- #if defined(CONFIG_OF)
- static const struct of_device_id at91_udc_dt_ids[] = {
- { .compatible = "atmel,at91rm9200-udc" },
- { /* sentinel */ }
- };
-
- MODULE_DEVICE_TABLE(of, at91_udc_dt_ids);
- #endif
-
static struct platform_driver at91_udc_driver = {
.remove = __exit_p(at91udc_remove),
.shutdown = at91udc_shutdown,
.resume = at91udc_resume,
.driver = {
.name = (char *) driver_name,
- .of_match_table = of_match_ptr(at91_udc_dt_ids),
+ .of_match_table = at91_udc_dt_ids,
},
};
unsigned fifo_bank:1;
};
+ struct at91_udc_caps {
+ int (*init)(struct at91_udc *udc);
+ void (*pullup)(struct at91_udc *udc, int is_on);
+ };
+
/*
* driver is non-SMP, and just blocks IRQs whenever it needs
* access protection for chip registers or driver state
struct usb_gadget gadget;
struct at91_ep ep[NUM_ENDPOINTS];
struct usb_gadget_driver *driver;
+ const struct at91_udc_caps *caps;
unsigned vbus:1;
unsigned enabled:1;
unsigned clocked:1;
unsigned req_pending:1;
unsigned wait_for_addr_ack:1;
unsigned wait_for_config_ack:1;
- unsigned selfpowered:1;
unsigned active_suspend:1;
u8 addr;
struct at91_udc_data board;
- struct clk *iclk, *fclk, *uclk;
+ struct clk *iclk, *fclk;
struct platform_device *pdev;
struct proc_dir_entry *pde;
void __iomem *udp_baseaddr;
spinlock_t lock;
struct timer_list vbus_timer;
struct work_struct vbus_timer_work;
+ struct regmap *matrix;
};
static inline struct at91_udc *to_udc(struct usb_gadget *g)
projects / linux-2.6-microblaze.git / commitdiff