diff options
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu_init.c | 37 | ||||
| -rw-r--r-- | drivers/block/fsl_sata.c | 21 | ||||
| -rw-r--r-- | drivers/block/fsl_sata.h | 1 |
3 files changed, 34 insertions, 25 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c index b9a8193..27aa038 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c @@ -37,12 +37,15 @@ #include <asm/mmu.h> #include <asm/fsl_law.h> #include <asm/fsl_serdes.h> +#include <linux/compiler.h> #include "mp.h" #ifdef CONFIG_SYS_QE_FW_IN_NAND #include <nand.h> #include <errno.h> #endif +#include "../../../../drivers/block/fsl_sata.h" + DECLARE_GLOBAL_DATA_PTR; extern void srio_init(void); @@ -301,6 +304,7 @@ __attribute__((weak, alias("__fsl_serdes__init"))) void fsl_serdes_init(void); */ int cpu_init_r(void) { + __maybe_unused u32 svr = get_svr(); #ifdef CONFIG_SYS_LBC_LCRR volatile fsl_lbc_t *lbc = LBC_BASE_ADDR; #endif @@ -316,10 +320,9 @@ int cpu_init_r(void) #if defined(CONFIG_L2_CACHE) volatile ccsr_l2cache_t *l2cache = (void *)CONFIG_SYS_MPC85xx_L2_ADDR; volatile uint cache_ctl; - uint svr, ver; + uint ver; u32 l2siz_field; - svr = get_svr(); ver = SVR_SOC_VER(svr); asm("msync;isync"); @@ -401,8 +404,8 @@ int cpu_init_r(void) puts("enabled\n"); } #elif defined(CONFIG_BACKSIDE_L2_CACHE) - if ((SVR_SOC_VER(get_svr()) == SVR_P2040) || - (SVR_SOC_VER(get_svr()) == SVR_P2040_E)) { + if ((SVR_SOC_VER(svr) == SVR_P2040) || + (SVR_SOC_VER(svr) == SVR_P2040_E)) { puts("N/A\n"); goto skip_l2; } @@ -488,6 +491,32 @@ skip_l2: fman_enet_init(); #endif +#if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_FSL_SATA_ERRATUM_A001) + /* + * For P1022/1013 Rev1.0 silicon, after power on SATA host + * controller is configured in legacy mode instead of the + * expected enterprise mode. Software needs to clear bit[28] + * of HControl register to change to enterprise mode from + * legacy mode. We assume that the controller is offline. + */ + if (IS_SVR_REV(svr, 1, 0) && + ((SVR_SOC_VER(svr) == SVR_P1022) || + (SVR_SOC_VER(svr) == SVR_P1022_E) || + (SVR_SOC_VER(svr) == SVR_P1013) || + (SVR_SOC_VER(svr) == SVR_P1013_E))) { + fsl_sata_reg_t *reg; + + /* first SATA controller */ + reg = (void *)CONFIG_SYS_MPC85xx_SATA1_ADDR; + clrbits_le32(®->hcontrol, HCONTROL_ENTERPRISE_EN); + + /* second SATA controller */ + reg = (void *)CONFIG_SYS_MPC85xx_SATA2_ADDR; + clrbits_le32(®->hcontrol, HCONTROL_ENTERPRISE_EN); + } +#endif + + return 0; } diff --git a/drivers/block/fsl_sata.c b/drivers/block/fsl_sata.c index 6b35173..3026ade 100644 --- a/drivers/block/fsl_sata.c +++ b/drivers/block/fsl_sata.c @@ -197,27 +197,6 @@ int init_sata(int dev) /* Wait the controller offline */ ata_wait_register(®->hstatus, HSTATUS_ONOFF, 0, 1000); -#if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_FSL_SATA_ERRATUM_A001) - /* - * For P1022/1013 Rev1.0 silicon, after power on SATA host - * controller is configured in legacy mode instead of the - * expected enterprise mode. software needs to clear bit[28] - * of HControl register to change to enterprise mode from - * legacy mode. - */ - { - u32 svr = get_svr(); - if (IS_SVR_REV(svr, 1, 0) && - ((SVR_SOC_VER(svr) == SVR_P1022) || - (SVR_SOC_VER(svr) == SVR_P1022_E) || - (SVR_SOC_VER(svr) == SVR_P1013) || - (SVR_SOC_VER(svr) == SVR_P1013_E))) { - out_le32(®->hstatus, 0x20000000); - out_le32(®->hcontrol, 0x00000100); - } - } -#endif - /* Set the command header base address to CHBA register to tell DMA */ out_le32(®->chba, (u32)cmd_hdr & ~0x3); diff --git a/drivers/block/fsl_sata.h b/drivers/block/fsl_sata.h index 576efaf..cecff68 100644 --- a/drivers/block/fsl_sata.h +++ b/drivers/block/fsl_sata.h @@ -103,6 +103,7 @@ typedef struct fsl_sata_reg { */ #define HCONTROL_ONOFF 0x80000000 /* Online or offline request */ #define HCONTROL_FORCE_OFFLINE 0x40000000 /* Force offline request */ +#define HCONTROL_ENTERPRISE_EN 0x10000000 /* Enterprise mode enabled */ #define HCONTROL_HDR_SNOOP 0x00000400 /* Command header snoop */ #define HCONTROL_PMP_ATTACHED 0x00000200 /* Port multiplier attached */ |