arm64: dts: s32g: Add S32G2/S32G3 uSDHC pinmux

Adding 100mhz & 200mhz pinmux support for uSDHC helps to enable
higher speed modes for SD (SDR50, DDR50, SDR104) and
eMMC (such as HS200, HS400/HS400ES).

Signed-off-by: Radu Pirea <radu-nicolae.pirea@nxp.com>
Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@oss.nxp.com>
Reviewed-by: Matthias Brugger <mbrugger@suse.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/s32g2.dtsi b/arch/arm64/boot/dts/freescale/s32g2.dtsi
index fa054bf..7be430b 100644 (file)
--- a/arch/arm64/boot/dts/freescale/s32g2.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g2.dtsi
@@ -162,6 +162,159 @@
                                        slew-rate = <166>;
                                };
                        };
+
+                       pinctrl_usdhc0: usdhc0grp-pins {
+                               usdhc0-grp0 {
+                                       pinmux = <0x2e1>,
+                                                <0x381>;
+                                       output-enable;
+                                       bias-pull-down;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-grp1 {
+                                       pinmux = <0x2f1>,
+                                                <0x301>,
+                                                <0x311>,
+                                                <0x321>,
+                                                <0x331>,
+                                                <0x341>,
+                                                <0x351>,
+                                                <0x361>,
+                                                <0x371>;
+                                       output-enable;
+                                       input-enable;
+                                       bias-pull-up;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-grp2 {
+                                       pinmux = <0x391>;
+                                       output-enable;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-grp3 {
+                                       pinmux = <0x3a0>;
+                                       input-enable;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-grp4 {
+                                       pinmux = <0x2032>,
+                                                <0x2042>,
+                                                <0x2052>,
+                                                <0x2062>,
+                                                <0x2072>,
+                                                <0x2082>,
+                                                <0x2092>,
+                                                <0x20a2>,
+                                                <0x20b2>,
+                                                <0x20c2>;
+                               };
+                       };
+
+                       pinctrl_usdhc0_100mhz: usdhc0-100mhzgrp-pins {
+                               usdhc0-100mhz-grp0 {
+                                       pinmux = <0x2e1>,
+                                                <0x381>;
+                                       output-enable;
+                                       bias-pull-down;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-100mhz-grp1 {
+                                       pinmux = <0x2f1>,
+                                                <0x301>,
+                                                <0x311>,
+                                                <0x321>,
+                                                <0x331>,
+                                                <0x341>,
+                                                <0x351>,
+                                                <0x361>,
+                                                <0x371>;
+                                       output-enable;
+                                       input-enable;
+                                       bias-pull-up;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-100mhz-grp2 {
+                                       pinmux = <0x391>;
+                                       output-enable;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-100mhz-grp3 {
+                                       pinmux = <0x3a0>;
+                                       input-enable;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-100mhz-grp4 {
+                                       pinmux = <0x2032>,
+                                                <0x2042>,
+                                                <0x2052>,
+                                                <0x2062>,
+                                                <0x2072>,
+                                                <0x2082>,
+                                                <0x2092>,
+                                                <0x20a2>,
+                                                <0x20b2>,
+                                                <0x20c2>;
+                               };
+                       };
+
+                       pinctrl_usdhc0_200mhz: usdhc0-200mhzgrp-pins {
+                               usdhc0-200mhz-grp0 {
+                                       pinmux = <0x2e1>,
+                                                <0x381>;
+                                       output-enable;
+                                       bias-pull-down;
+                                       slew-rate = <208>;
+                               };
+
+                               usdhc0-200mhz-grp1 {
+                                       pinmux = <0x2f1>,
+                                                <0x301>,
+                                                <0x311>,
+                                                <0x321>,
+                                                <0x331>,
+                                                <0x341>,
+                                                <0x351>,
+                                                <0x361>,
+                                                <0x371>;
+                                       output-enable;
+                                       input-enable;
+                                       bias-pull-up;
+                                       slew-rate = <208>;
+                               };
+
+                               usdhc0-200mhz-grp2 {
+                                       pinmux = <0x391>;
+                                       output-enable;
+                                       slew-rate = <208>;
+                               };
+
+                               usdhc0-200mhz-grp3 {
+                                       pinmux = <0x3a0>;
+                                       input-enable;
+                                       slew-rate = <208>;
+                               };
+
+                               usdhc0-200mhz-grp4 {
+                                       pinmux = <0x2032>,
+                                                <0x2042>,
+                                                <0x2052>,
+                                                <0x2062>,
+                                                <0x2072>,
+                                                <0x2082>,
+                                                <0x2092>,
+                                                <0x20a2>,
+                                                <0x20b2>,
+                                                <0x20c2>;
+                               };
+                       };
                };
 
                uart0: serial@401c8000 {

diff --git a/arch/arm64/boot/dts/freescale/s32g274a-evb.dts b/arch/arm64/boot/dts/freescale/s32g274a-evb.dts
index dbe4987..7ab917f 100644 (file)
--- a/arch/arm64/boot/dts/freescale/s32g274a-evb.dts
+++ b/arch/arm64/boot/dts/freescale/s32g274a-evb.dts
@@ -34,6 +34,10 @@
 };
 
 &usdhc0 {
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc0>;
+       pinctrl-1 = <&pinctrl_usdhc0_100mhz>;
+       pinctrl-2 = <&pinctrl_usdhc0_200mhz>;
        disable-wp;
        status = "okay";
 };

diff --git a/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts b/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts
index ab1e5ca..8739f63 100644 (file)
--- a/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts
+++ b/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts
@@ -40,6 +40,10 @@
 };
 
 &usdhc0 {
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc0>;
+       pinctrl-1 = <&pinctrl_usdhc0_100mhz>;
+       pinctrl-2 = <&pinctrl_usdhc0_200mhz>;
        disable-wp;
        status = "okay";
 };

diff --git a/arch/arm64/boot/dts/freescale/s32g3.dtsi b/arch/arm64/boot/dts/freescale/s32g3.dtsi
index b4226a9..6c572ff 100644 (file)
--- a/arch/arm64/boot/dts/freescale/s32g3.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g3.dtsi
@@ -219,6 +219,159 @@
                                        slew-rate = <166>;
                                };
                        };
+
+                       pinctrl_usdhc0: usdhc0grp-pins {
+                               usdhc0-grp0 {
+                                       pinmux = <0x2e1>,
+                                                <0x381>;
+                                       output-enable;
+                                       bias-pull-down;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-grp1 {
+                                       pinmux = <0x2f1>,
+                                                <0x301>,
+                                                <0x311>,
+                                                <0x321>,
+                                                <0x331>,
+                                                <0x341>,
+                                                <0x351>,
+                                                <0x361>,
+                                                <0x371>;
+                                       output-enable;
+                                       input-enable;
+                                       bias-pull-up;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-grp2 {
+                                       pinmux = <0x391>;
+                                       output-enable;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-grp3 {
+                                       pinmux = <0x3a0>;
+                                       input-enable;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-grp4 {
+                                       pinmux = <0x2032>,
+                                                <0x2042>,
+                                                <0x2052>,
+                                                <0x2062>,
+                                                <0x2072>,
+                                                <0x2082>,
+                                                <0x2092>,
+                                                <0x20a2>,
+                                                <0x20b2>,
+                                                <0x20c2>;
+                               };
+                       };
+
+                       pinctrl_usdhc0_100mhz: usdhc0-100mhzgrp-pins {
+                               usdhc0-100mhz-grp0 {
+                                       pinmux = <0x2e1>,
+                                                <0x381>;
+                                       output-enable;
+                                       bias-pull-down;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-100mhz-grp1 {
+                                       pinmux = <0x2f1>,
+                                                <0x301>,
+                                                <0x311>,
+                                                <0x321>,
+                                                <0x331>,
+                                                <0x341>,
+                                                <0x351>,
+                                                <0x361>,
+                                                <0x371>;
+                                       output-enable;
+                                       input-enable;
+                                       bias-pull-up;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-100mhz-grp2 {
+                                       pinmux = <0x391>;
+                                       output-enable;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-100mhz-grp3 {
+                                       pinmux = <0x3a0>;
+                                       input-enable;
+                                       slew-rate = <150>;
+                               };
+
+                               usdhc0-100mhz-grp4 {
+                                       pinmux = <0x2032>,
+                                                <0x2042>,
+                                                <0x2052>,
+                                                <0x2062>,
+                                                <0x2072>,
+                                                <0x2082>,
+                                                <0x2092>,
+                                                <0x20a2>,
+                                                <0x20b2>,
+                                                <0x20c2>;
+                               };
+                       };
+
+                       pinctrl_usdhc0_200mhz: usdhc0-200mhzgrp-pins {
+                               usdhc0-200mhz-grp0 {
+                                       pinmux = <0x2e1>,
+                                                <0x381>;
+                                       output-enable;
+                                       bias-pull-down;
+                                       slew-rate = <208>;
+                               };
+
+                               usdhc0-200mhz-grp1 {
+                                       pinmux = <0x2f1>,
+                                                <0x301>,
+                                                <0x311>,
+                                                <0x321>,
+                                                <0x331>,
+                                                <0x341>,
+                                                <0x351>,
+                                                <0x361>,
+                                                <0x371>;
+                                       output-enable;
+                                       input-enable;
+                                       bias-pull-up;
+                                       slew-rate = <208>;
+                               };
+
+                               usdhc0-200mhz-grp2 {
+                                       pinmux = <0x391>;
+                                       output-enable;
+                                       slew-rate = <208>;
+                               };
+
+                               usdhc0-200mhz-grp3 {
+                                       pinmux = <0x3a0>;
+                                       input-enable;
+                                       slew-rate = <208>;
+                               };
+
+                               usdhc0-200mhz-grp4 {
+                                       pinmux = <0x2032>,
+                                                <0x2042>,
+                                                <0x2052>,
+                                                <0x2062>,
+                                                <0x2072>,
+                                                <0x2082>,
+                                                <0x2092>,
+                                                <0x20a2>,
+                                                <0x20b2>,
+                                                <0x20c2>;
+                               };
+                       };
                };
 
                uart0: serial@401c8000 {

diff --git a/arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts b/arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts
index 176e5af..828e353 100644 (file)
--- a/arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts
+++ b/arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts
@@ -40,6 +40,10 @@
 };
 
 &usdhc0 {
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc0>;
+       pinctrl-1 = <&pinctrl_usdhc0_100mhz>;
+       pinctrl-2 = <&pinctrl_usdhc0_200mhz>;
        bus-width = <8>;
        disable-wp;
        status = "okay";