diff options
| -rw-r--r-- | arch/arm/mach-omap2/control.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/id.c | 42 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/cpu.h | 22 |
3 files changed, 65 insertions, 3 deletions
diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h index 295b39047a7..b8cdc8531b6 100644 --- a/arch/arm/mach-omap2/control.h +++ b/arch/arm/mach-omap2/control.h @@ -253,6 +253,10 @@ /* TI81XX CONTROL_DEVCONF register offsets */ #define TI81XX_CONTROL_DEVICE_ID (TI81XX_CONTROL_DEVCONF + 0x000) +/* OMAP54XX CONTROL STATUS register */ +#define OMAP5XXX_CONTROL_STATUS 0x134 +#define OMAP5_DEVICETYPE_MASK (0x7 << 6) + /* * REVISIT: This list of registers is not comprehensive - there are more * that should be added. diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 37eb95aaf2f..40373db649a 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -50,6 +50,11 @@ int omap_type(void) val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS); } else if (cpu_is_omap44xx()) { val = omap_ctrl_readl(OMAP4_CTRL_MODULE_CORE_STATUS); + } else if (soc_is_omap54xx()) { + val = omap_ctrl_readl(OMAP5XXX_CONTROL_STATUS); + val &= OMAP5_DEVICETYPE_MASK; + val >>= 6; + goto out; } else { pr_err("Cannot detect omap type!\n"); goto out; @@ -100,7 +105,7 @@ static u16 tap_prod_id; void omap_get_die_id(struct omap_die_id *odi) { - if (cpu_is_omap44xx()) { + if (cpu_is_omap44xx() || soc_is_omap54xx()) { odi->id_0 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_0); odi->id_1 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_1); odi->id_2 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_2); @@ -513,6 +518,41 @@ void __init omap4xxx_check_revision(void) ((omap_rev() >> 12) & 0xf), ((omap_rev() >> 8) & 0xf)); } +void __init omap5xxx_check_revision(void) +{ + u32 idcode; + u16 hawkeye; + u8 rev; + + idcode = read_tap_reg(OMAP_TAP_IDCODE); + hawkeye = (idcode >> 12) & 0xffff; + rev = (idcode >> 28) & 0xff; + switch (hawkeye) { + case 0xb942: + switch (rev) { + case 0: + default: + omap_revision = OMAP5430_REV_ES1_0; + } + break; + + case 0xb998: + switch (rev) { + case 0: + default: + omap_revision = OMAP5432_REV_ES1_0; + } + break; + + default: + /* Unknown default to latest silicon rev as default*/ + omap_revision = OMAP5430_REV_ES1_0; + } + + pr_info("OMAP%04x ES%d.0\n", + omap_rev() >> 16, ((omap_rev() >> 12) & 0xf)); +} + /* * Set up things for map_io and processor detection later on. Gets called * pretty much first thing from board init. For multi-omap, this gets diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index 14f050f7a89..e2d911d16fb 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -9,7 +9,7 @@ * * Written by Tony Lindgren <tony.lindgren@nokia.com> * - * Added OMAP4 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> + * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -70,6 +70,7 @@ unsigned int omap_rev(void); * cpu_is_omap443x(): True for OMAP4430 * cpu_is_omap446x(): True for OMAP4460 * cpu_is_omap447x(): True for OMAP4470 + * soc_is_omap543x(): True for OMAP5430, OMAP5432 */ #define GET_OMAP_CLASS (omap_rev() & 0xff) @@ -122,6 +123,7 @@ IS_OMAP_CLASS(24xx, 0x24) IS_OMAP_CLASS(34xx, 0x34) IS_OMAP_CLASS(44xx, 0x44) IS_AM_CLASS(35xx, 0x35) +IS_OMAP_CLASS(54xx, 0x54) IS_AM_CLASS(33xx, 0x33) IS_TI_CLASS(81xx, 0x81) @@ -133,6 +135,7 @@ IS_OMAP_SUBCLASS(363x, 0x363) IS_OMAP_SUBCLASS(443x, 0x443) IS_OMAP_SUBCLASS(446x, 0x446) IS_OMAP_SUBCLASS(447x, 0x447) +IS_OMAP_SUBCLASS(543x, 0x543) IS_TI_SUBCLASS(816x, 0x816) IS_TI_SUBCLASS(814x, 0x814) @@ -156,6 +159,8 @@ IS_AM_SUBCLASS(335x, 0x335) #define cpu_is_omap443x() 0 #define cpu_is_omap446x() 0 #define cpu_is_omap447x() 0 +#define soc_is_omap54xx() 0 +#define soc_is_omap543x() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP730) @@ -291,6 +296,7 @@ IS_OMAP_TYPE(3430, 0x3430) #define cpu_is_omap2430() 0 #define cpu_is_omap3430() 0 #define cpu_is_omap3630() 0 +#define soc_is_omap5430() 0 /* * Whether we have MULTI_OMAP1 or not, we still need to distinguish @@ -371,11 +377,18 @@ IS_OMAP_TYPE(3430, 0x3430) # define cpu_is_omap447x() is_omap447x() # endif +# if defined(CONFIG_SOC_OMAP5) +# undef soc_is_omap54xx +# undef soc_is_omap543x +# define soc_is_omap54xx() is_omap54xx() +# define soc_is_omap543x() is_omap543x() +#endif + /* Macros to detect if we have OMAP1 or OMAP2 */ #define cpu_class_is_omap1() (cpu_is_omap7xx() || cpu_is_omap15xx() || \ cpu_is_omap16xx()) #define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx() || \ - cpu_is_omap44xx()) + cpu_is_omap44xx() || soc_is_omap54xx()) /* Various silicon revisions for omap2 */ #define OMAP242X_CLASS 0x24200024 @@ -428,9 +441,14 @@ IS_OMAP_TYPE(3430, 0x3430) #define OMAP447X_CLASS 0x44700044 #define OMAP4470_REV_ES1_0 (OMAP447X_CLASS | (0x10 << 8)) +#define OMAP54XX_CLASS 0x54000054 +#define OMAP5430_REV_ES1_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x10 << 8)) +#define OMAP5432_REV_ES1_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x10 << 8)) + void omap2xxx_check_revision(void); void omap3xxx_check_revision(void); void omap4xxx_check_revision(void); +void omap5xxx_check_revision(void); void omap3xxx_check_features(void); void ti81xx_check_features(void); void omap4xxx_check_features(void); |