From e569e994b7b1f76324b9bd5f42ae477973687b72 Mon Sep 17 00:00:00 2001 From: "Mark A. Greer" Date: Sat, 30 Mar 2013 15:49:19 -0600 Subject: [PATCH] ARM: OMAP2xxx: hwmod: Convert SHAM crypto device data to hwmod Convert the device data for the OMAP2 SHAM crypto IP from explicit platform_data to hwmod. CC: Paul Walmsley Signed-off-by: Mark A. Greer [paul@pwsan.com: fixed lines causing sparse warnings] Signed-off-by: Paul Walmsley --- arch/arm/mach-omap2/cclock2430_data.c | 3 +- arch/arm/mach-omap2/devices.c | 31 +++++----------- arch/arm/mach-omap2/omap_hwmod_2420_data.c | 1 + arch/arm/mach-omap2/omap_hwmod_2430_data.c | 1 + .../omap_hwmod_2xxx_interconnect_data.c | 18 +++++++++ .../mach-omap2/omap_hwmod_2xxx_ipblock_data.c | 37 +++++++++++++++++++ arch/arm/mach-omap2/omap_hwmod_common_data.h | 2 + 7 files changed, 71 insertions(+), 22 deletions(-) diff --git a/arch/arm/mach-omap2/cclock2430_data.c b/arch/arm/mach-omap2/cclock2430_data.c index bda353b2f7d9..d8bb13ef70a0 100644 --- a/arch/arm/mach-omap2/cclock2430_data.c +++ b/arch/arm/mach-omap2/cclock2430_data.c @@ -1978,7 +1978,8 @@ static struct omap_clk omap2430_clks[] = { CLK(NULL, "sdrc_ick", &sdrc_ick), CLK(NULL, "des_ick", &des_ick), CLK("omap-sham", "ick", &sha_ick), - CLK("omap_rng", "ick", &rng_ick), + CLK(NULL, "sha_ick", &sha_ick), + CLK("omap_rng", "ick", &rng_ick), CLK(NULL, "rng_ick", &rng_ick), CLK("omap-aes", "ick", &aes_ick), CLK(NULL, "pka_ick", &pka_ick), diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 1ec7f0597710..8d51c65bdfce 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -506,24 +506,6 @@ static void omap_init_rng(void) #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE) -#ifdef CONFIG_ARCH_OMAP2 -static struct resource omap2_sham_resources[] = { - { - .start = OMAP24XX_SEC_SHA1MD5_BASE, - .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64, - .flags = IORESOURCE_MEM, - }, - { - .start = 51 + OMAP_INTC_START, - .flags = IORESOURCE_IRQ, - } -}; -static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources); -#else -#define omap2_sham_resources NULL -#define omap2_sham_resources_sz 0 -#endif - #ifdef CONFIG_ARCH_OMAP3 static struct resource omap3_sham_resources[] = { { @@ -554,16 +536,23 @@ static struct platform_device sham_device = { static void omap_init_sham(void) { if (cpu_is_omap24xx()) { - sham_device.resource = omap2_sham_resources; - sham_device.num_resources = omap2_sham_resources_sz; + struct omap_hwmod *oh; + struct platform_device *pdev; + + oh = omap_hwmod_lookup("sham"); + if (!oh) + return; + + pdev = omap_device_build("omap-sham", -1, oh, NULL, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for omap-sham\n"); } else if (cpu_is_omap34xx()) { sham_device.resource = omap3_sham_resources; sham_device.num_resources = omap3_sham_resources_sz; + platform_device_register(&sham_device); } else { pr_err("%s: platform not supported\n", __func__); return; } - platform_device_register(&sham_device); } #else static inline void omap_init_sham(void) { } diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c b/arch/arm/mach-omap2/omap_hwmod_2420_data.c index 6a764af6c6d3..0c192e0403ba 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c @@ -610,6 +610,7 @@ static struct omap_hwmod_ocp_if *omap2420_hwmod_ocp_ifs[] __initdata = { &omap2420_l4_core__mcbsp2, &omap2420_l4_core__msdi1, &omap2xxx_l4_core__rng, + &omap2xxx_l4_core__sham, &omap2420_l4_core__hdq1w, &omap2420_l4_wkup__counter_32k, &omap2420_l3__gpmc, diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c index d2d3840557c3..3c19b08ad5ca 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c @@ -963,6 +963,7 @@ static struct omap_hwmod_ocp_if *omap2430_hwmod_ocp_ifs[] __initdata = { &omap2430_l4_core__mcbsp5, &omap2430_l4_core__hdq1w, &omap2xxx_l4_core__rng, + &omap2xxx_l4_core__sham, &omap2430_l4_wkup__counter_32k, &omap2430_l3__gpmc, NULL, diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c index 47901a5e76de..d1c14e487841 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_interconnect_data.c @@ -138,6 +138,15 @@ static struct omap_hwmod_addr_space omap2_rng_addr_space[] = { { } }; +static struct omap_hwmod_addr_space omap2xxx_sham_addrs[] = { + { + .pa_start = 0x480a4000, + .pa_end = 0x480a4000 + 0x64 - 1, + .flags = ADDR_TYPE_RT + }, + { } +}; + /* * Common interconnect data */ @@ -389,3 +398,12 @@ struct omap_hwmod_ocp_if omap2xxx_l4_core__rng = { .addr = omap2_rng_addr_space, .user = OCP_USER_MPU | OCP_USER_SDMA, }; + +/* l4 core -> sham interface */ +struct omap_hwmod_ocp_if omap2xxx_l4_core__sham = { + .master = &omap2xxx_l4_core_hwmod, + .slave = &omap2xxx_sham_hwmod, + .clk = "sha_ick", + .addr = omap2xxx_sham_addrs, + .user = OCP_USER_MPU, +}; diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c index e596117004d4..5eab0963298d 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c @@ -864,3 +864,40 @@ struct omap_hwmod omap2xxx_rng_hwmod = { .flags = HWMOD_INIT_NO_RESET, .class = &omap2_rng_hwmod_class, }; + +/* SHAM */ + +static struct omap_hwmod_class_sysconfig omap2_sham_sysc = { + .rev_offs = 0x5c, + .sysc_offs = 0x60, + .syss_offs = 0x64, + .sysc_flags = (SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE | + SYSS_HAS_RESET_STATUS), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap2xxx_sham_class = { + .name = "sham", + .sysc = &omap2_sham_sysc, +}; + +static struct omap_hwmod_irq_info omap2_sham_mpu_irqs[] = { + { .irq = 51 + OMAP_INTC_START, }, + { .irq = -1 } +}; + +struct omap_hwmod omap2xxx_sham_hwmod = { + .name = "sham", + .mpu_irqs = omap2_sham_mpu_irqs, + .main_clk = "l4_ck", + .prcm = { + .omap2 = { + .module_offs = CORE_MOD, + .prcm_reg_id = 4, + .module_bit = OMAP24XX_EN_SHA_SHIFT, + .idlest_reg_id = 4, + .idlest_idle_bit = OMAP24XX_ST_SHA_SHIFT, + }, + }, + .class = &omap2xxx_sham_class, +}; diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.h b/arch/arm/mach-omap2/omap_hwmod_common_data.h index cfcce299177c..928acd5d90e0 100644 --- a/arch/arm/mach-omap2/omap_hwmod_common_data.h +++ b/arch/arm/mach-omap2/omap_hwmod_common_data.h @@ -78,6 +78,7 @@ extern struct omap_hwmod omap2xxx_mcspi2_hwmod; extern struct omap_hwmod omap2xxx_counter_32k_hwmod; extern struct omap_hwmod omap2xxx_gpmc_hwmod; extern struct omap_hwmod omap2xxx_rng_hwmod; +extern struct omap_hwmod omap2xxx_sham_hwmod; /* Common interface data across OMAP2xxx */ extern struct omap_hwmod_ocp_if omap2xxx_l3_main__l4_core; @@ -105,6 +106,7 @@ extern struct omap_hwmod_ocp_if omap2xxx_l4_core__dss_dispc; extern struct omap_hwmod_ocp_if omap2xxx_l4_core__dss_rfbi; extern struct omap_hwmod_ocp_if omap2xxx_l4_core__dss_venc; extern struct omap_hwmod_ocp_if omap2xxx_l4_core__rng; +extern struct omap_hwmod_ocp_if omap2xxx_l4_core__sham; /* Common IP block data */ extern struct omap_hwmod_dma_info omap2_uart1_sdma_reqs[]; -- 2.20.1