diff options
Diffstat (limited to 'arch/arm/cpu/armv7')
-rw-r--r-- | arch/arm/cpu/armv7/omap-common/utils.c | 4 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/sunxi/clock_sun6i.c | 10 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/sunxi/prcm.c | 12 |
3 files changed, 24 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/utils.c b/arch/arm/cpu/armv7/omap-common/utils.c index 602d993..52ea734 100644 --- a/arch/arm/cpu/armv7/omap-common/utils.c +++ b/arch/arm/cpu/armv7/omap-common/utils.c @@ -108,6 +108,6 @@ void omap_die_id_display(void) omap_die_id(die_id); - printf("OMAP die ID: %08x%08x%08x%08x", die_id[0], die_id[1], die_id[2], - die_id[3]); + printf("OMAP die ID: %08x%08x%08x%08x\n", die_id[0], die_id[1], + die_id[2], die_id[3]); } diff --git a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c index 4501884..1da5455 100644 --- a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c +++ b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c @@ -77,6 +77,16 @@ int clock_twi_onoff(int port, int state) struct sunxi_ccm_reg *const ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + if (port == 5) { + if (state) + prcm_apb0_enable( + PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_I2C); + else + prcm_apb0_disable( + PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_I2C); + return 0; + } + /* set the apb clock gate for twi */ if (state) setbits_le32(&ccm->apb2_gate, diff --git a/arch/arm/cpu/armv7/sunxi/prcm.c b/arch/arm/cpu/armv7/sunxi/prcm.c index 19b4938..e1d091f 100644 --- a/arch/arm/cpu/armv7/sunxi/prcm.c +++ b/arch/arm/cpu/armv7/sunxi/prcm.c @@ -33,3 +33,15 @@ void prcm_apb0_enable(u32 flags) /* deassert reset for module */ setbits_le32(&prcm->apb0_reset, flags); } + +void prcm_apb0_disable(u32 flags) +{ + struct sunxi_prcm_reg *prcm = + (struct sunxi_prcm_reg *)SUNXI_PRCM_BASE; + + /* assert reset for module */ + clrbits_le32(&prcm->apb0_reset, flags); + + /* close the clock for module */ + clrbits_le32(&prcm->apb0_gate, flags); +} |