diff options
| -rw-r--r-- | arch/arm/mach-omap2/cclock3xxx_data.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/devices.c | 41 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 107 |
3 files changed, 101 insertions, 48 deletions
diff --git a/arch/arm/mach-omap2/cclock3xxx_data.c b/arch/arm/mach-omap2/cclock3xxx_data.c index 438d13341e2..55b50895503 100644 --- a/arch/arm/mach-omap2/cclock3xxx_data.c +++ b/arch/arm/mach-omap2/cclock3xxx_data.c @@ -3473,6 +3473,7 @@ static struct omap_clk omap3xxx_clks[] = { CLK(NULL, "gpt1_fck", &gpt1_fck), CLK(NULL, "wkup_32k_fck", &wkup_32k_fck), CLK(NULL, "gpio1_dbck", &gpio1_dbck), + CLK(NULL, "sha12_ick", &sha12_ick), CLK(NULL, "wdt2_fck", &wdt2_fck), CLK("omap_wdt", "ick", &wdt2_ick), CLK(NULL, "wdt2_ick", &wdt2_ick), diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 8d51c65bdfc..df109dc6bd8 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -504,38 +504,9 @@ static void omap_init_rng(void) WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n"); } -#if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE) - -#ifdef CONFIG_ARCH_OMAP3 -static struct resource omap3_sham_resources[] = { - { - .start = OMAP34XX_SEC_SHA1MD5_BASE, - .end = OMAP34XX_SEC_SHA1MD5_BASE + 0x64, - .flags = IORESOURCE_MEM, - }, - { - .start = 49 + OMAP_INTC_START, - .flags = IORESOURCE_IRQ, - }, - { - .start = OMAP34XX_DMA_SHA1MD5_RX, - .flags = IORESOURCE_DMA, - } -}; -static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources); -#else -#define omap3_sham_resources NULL -#define omap3_sham_resources_sz 0 -#endif - -static struct platform_device sham_device = { - .name = "omap-sham", - .id = -1, -}; - -static void omap_init_sham(void) +static void __init omap_init_sham(void) { - if (cpu_is_omap24xx()) { + if (cpu_is_omap24xx() || cpu_is_omap34xx()) { struct omap_hwmod *oh; struct platform_device *pdev; @@ -545,18 +516,10 @@ static void omap_init_sham(void) 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; } } -#else -static inline void omap_init_sham(void) { } -#endif #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE) diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index ac7e03ec952..f01fe0795e6 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -3545,6 +3545,71 @@ static struct omap_hwmod_ocp_if omap3xxx_l3_main__gpmc = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +/* l4_core -> SHAM2 (SHA1/MD5) (similar to omap24xx) */ +static struct omap_hwmod_sysc_fields omap3_sham_sysc_fields = { + .sidle_shift = 4, + .srst_shift = 1, + .autoidle_shift = 0, +}; + +static struct omap_hwmod_class_sysconfig omap3_sham_sysc = { + .rev_offs = 0x5c, + .sysc_offs = 0x60, + .syss_offs = 0x64, + .sysc_flags = (SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET | + SYSC_HAS_AUTOIDLE | SYSS_HAS_RESET_STATUS), + .sysc_fields = &omap3_sham_sysc_fields, +}; + +static struct omap_hwmod_class omap3xxx_sham_class = { + .name = "sham", + .sysc = &omap3_sham_sysc, +}; + +static struct omap_hwmod_irq_info omap3_sham_mpu_irqs[] = { + { .irq = 49 + OMAP_INTC_START, }, + { .irq = -1 } +}; + +static struct omap_hwmod_dma_info omap3_sham_sdma_reqs[] = { + { .name = "rx", .dma_req = OMAP34XX_DMA_SHA1MD5_RX, }, + { .dma_req = -1 } +}; + +static struct omap_hwmod omap3xxx_sham_hwmod = { + .name = "sham", + .mpu_irqs = omap3_sham_mpu_irqs, + .sdma_reqs = omap3_sham_sdma_reqs, + .main_clk = "sha12_ick", + .prcm = { + .omap2 = { + .module_offs = CORE_MOD, + .prcm_reg_id = 1, + .module_bit = OMAP3430_EN_SHA12_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP3430_ST_SHA12_SHIFT, + }, + }, + .class = &omap3xxx_sham_class, +}; + +static struct omap_hwmod_addr_space omap3xxx_sham_addrs[] = { + { + .pa_start = 0x480c3000, + .pa_end = 0x480c3000 + 0x64 - 1, + .flags = ADDR_TYPE_RT + }, + { } +}; + +static struct omap_hwmod_ocp_if omap3xxx_l4_core__sham = { + .master = &omap3xxx_l4_core_hwmod, + .slave = &omap3xxx_sham_hwmod, + .clk = "sha12_ick", + .addr = omap3xxx_sham_addrs, + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + static struct omap_hwmod_ocp_if *omap3xxx_hwmod_ocp_ifs[] __initdata = { &omap3xxx_l3_main__l4_core, &omap3xxx_l3_main__l4_per, @@ -3596,8 +3661,28 @@ static struct omap_hwmod_ocp_if *omap3xxx_hwmod_ocp_ifs[] __initdata = { }; /* GP-only hwmod links */ -static struct omap_hwmod_ocp_if *omap3xxx_gp_hwmod_ocp_ifs[] __initdata = { +static struct omap_hwmod_ocp_if *omap34xx_gp_hwmod_ocp_ifs[] __initdata = { + &omap3xxx_l4_sec__timer12, + &omap3xxx_l4_core__sham, + NULL +}; + +static struct omap_hwmod_ocp_if *omap36xx_gp_hwmod_ocp_ifs[] __initdata = { &omap3xxx_l4_sec__timer12, + &omap3xxx_l4_core__sham, + NULL +}; + +static struct omap_hwmod_ocp_if *am35xx_gp_hwmod_ocp_ifs[] __initdata = { + &omap3xxx_l4_sec__timer12, + /* + * Apparently the SHA/MD5 accelerator IP block is only present + * on some AM35xx chips, and no one knows which ones. See + * http://www.spinics.net/lists/arm-kernel/msg215466.html So + * if you need this IP block on an AM35xx, try uncommenting + * the next line. + */ + /* &omap3xxx_l4_core__sham, */ NULL }; @@ -3704,7 +3789,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_dss_hwmod_ocp_ifs[] __initdata = { int __init omap3xxx_hwmod_init(void) { int r; - struct omap_hwmod_ocp_if **h = NULL; + struct omap_hwmod_ocp_if **h = NULL, **h_gp = NULL; unsigned int rev; omap_hwmod_init(); @@ -3714,13 +3799,6 @@ int __init omap3xxx_hwmod_init(void) if (r < 0) return r; - /* Register GP-only hwmod links. */ - if (omap_type() == OMAP2_DEVICE_TYPE_GP) { - r = omap_hwmod_register_links(omap3xxx_gp_hwmod_ocp_ifs); - if (r < 0) - return r; - } - rev = omap_rev(); /* @@ -3732,11 +3810,14 @@ int __init omap3xxx_hwmod_init(void) rev == OMAP3430_REV_ES2_1 || rev == OMAP3430_REV_ES3_0 || rev == OMAP3430_REV_ES3_1 || rev == OMAP3430_REV_ES3_1_2) { h = omap34xx_hwmod_ocp_ifs; + h_gp = omap34xx_gp_hwmod_ocp_ifs; } else if (rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1) { h = am35xx_hwmod_ocp_ifs; + h_gp = am35xx_gp_hwmod_ocp_ifs; } else if (rev == OMAP3630_REV_ES1_0 || rev == OMAP3630_REV_ES1_1 || rev == OMAP3630_REV_ES1_2) { h = omap36xx_hwmod_ocp_ifs; + h_gp = omap36xx_gp_hwmod_ocp_ifs; } else { WARN(1, "OMAP3 hwmod family init: unknown chip type\n"); return -EINVAL; @@ -3746,6 +3827,14 @@ int __init omap3xxx_hwmod_init(void) if (r < 0) return r; + /* Register GP-only hwmod links. */ + if (h_gp && omap_type() == OMAP2_DEVICE_TYPE_GP) { + r = omap_hwmod_register_links(h_gp); + if (r < 0) + return r; + } + + /* * Register hwmod links specific to certain ES levels of a * particular family of silicon (e.g., 34xx ES1.0) |