diff options
Diffstat (limited to 'arch/arm/cpu/armv7/mx6/soc.c')
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/soc.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c index d4b22ad7f3..88fcfdc2aa 100644 --- a/arch/arm/cpu/armv7/mx6/soc.c +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -108,6 +108,12 @@ u32 get_cpu_rev(void) #define OCOTP_CFG3_SPEED_1GHZ 2 #define OCOTP_CFG3_SPEED_1P2GHZ 3 +/* + * For i.MX6UL + */ +#define OCOTP_CFG3_SPEED_528MHZ 1 +#define OCOTP_CFG3_SPEED_696MHZ 2 + u32 get_cpu_speed_grade_hz(void) { struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR; @@ -120,17 +126,26 @@ u32 get_cpu_speed_grade_hz(void) val >>= OCOTP_CFG3_SPEED_SHIFT; val &= 0x3; + if (is_mx6ul()) { + if (val == OCOTP_CFG3_SPEED_528MHZ) + return 528000000; + else if (val == OCOTP_CFG3_SPEED_696MHZ) + return 69600000; + else + return 0; + } + switch (val) { /* Valid for IMX6DQ */ case OCOTP_CFG3_SPEED_1P2GHZ: - if (is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D)) + if (is_mx6dq() || is_mx6dqp()) return 1200000000; /* Valid for IMX6SX/IMX6SDL/IMX6DQ */ case OCOTP_CFG3_SPEED_1GHZ: return 996000000; /* Valid for IMX6DQ */ case OCOTP_CFG3_SPEED_850MHZ: - if (is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D)) + if (is_mx6dq() || is_mx6dqp()) return 852000000; /* Valid for IMX6SX/IMX6SDL/IMX6DQ */ case OCOTP_CFG3_SPEED_800MHZ: @@ -278,7 +293,7 @@ static void clear_mmdc_ch_mask(void) reg = readl(&mxc_ccm->ccdr); /* Clear MMDC channel mask */ - if (is_cpu_type(MXC_CPU_MX6SX) || is_cpu_type(MXC_CPU_MX6UL) || is_cpu_type(MXC_CPU_MX6SL)) + if (is_mx6sx() || is_mx6ul() || is_mx6sl()) reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK); else reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK | MXC_CCM_CCDR_MMDC_CH0_HS_MASK); @@ -444,8 +459,7 @@ void imx_get_mac_from_fuse(int dev_id, unsigned char *mac) struct fuse_bank4_regs *fuse = (struct fuse_bank4_regs *)bank->fuse_regs; - if ((is_cpu_type(MXC_CPU_MX6SX) || is_cpu_type(MXC_CPU_MX6UL)) && - dev_id == 1) { + if ((is_mx6sx() || is_mx6ul()) && dev_id == 1) { u32 value = readl(&fuse->mac_addr2); mac[0] = value >> 24 ; mac[1] = value >> 16 ; @@ -509,7 +523,7 @@ void s_init(void) u32 mask528; u32 reg, periph1, periph2; - if (is_cpu_type(MXC_CPU_MX6SX) || is_cpu_type(MXC_CPU_MX6UL)) + if (is_mx6sx() || is_mx6ul()) return; /* Due to hardware limitation, on MX6Q we need to gate/ungate all PFDs |
