diff options
| author | Rajesh Bhagat <rajesh.bhagat@nxp.com> | 2017-08-25 06:52:39 (GMT) |
|---|---|---|
| committer | Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com> | 2017-08-30 09:52:30 (GMT) |
| commit | 836e9d24ad833594fca1677dbe476abb65aff60b (patch) | |
| tree | 70143834c7ae4f3e822cebe0da7bde85a5c0f43c /arch/arm/cpu/armv8/fsl-layerscape/soc.c | |
| parent | 51e5f9c51bfc679b2c236a795f0c260a6d42a00b (diff) | |
| download | u-boot-836e9d24ad833594fca1677dbe476abb65aff60b.tar.xz | |
armv8: lsch3: Add serdes and DDR voltage setup
Adds SERDES voltage and reset SERDES lanes API and makes
enable/disable DDR controller support 0.9V API common.
Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
Diffstat (limited to 'arch/arm/cpu/armv8/fsl-layerscape/soc.c')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/soc.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index 7c26953..42d6ad6 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -545,23 +545,6 @@ static int setup_core_volt(u32 vdd) return board_setup_core_volt(vdd); } -#ifdef CONFIG_SYS_FSL_DDR -static void ddr_enable_0v9_volt(bool en) -{ - struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR; - u32 tmp; - - tmp = ddr_in32(&ddr->ddr_cdr1); - - if (en) - tmp |= DDR_CDR1_V0PT9_EN; - else - tmp &= ~DDR_CDR1_V0PT9_EN; - - ddr_out32(&ddr->ddr_cdr1, tmp); -} -#endif - int setup_chip_volt(void) { int vdd; @@ -630,6 +613,23 @@ void fsl_lsch2_early_init_f(void) } #endif +#ifdef CONFIG_SYS_FSL_DDR +void ddr_enable_0v9_volt(bool en) +{ + struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR; + u32 tmp; + + tmp = ddr_in32(&ddr->ddr_cdr1); + + if (en) + tmp |= DDR_CDR1_V0PT9_EN; + else + tmp &= ~DDR_CDR1_V0PT9_EN; + + ddr_out32(&ddr->ddr_cdr1, tmp); +} +#endif + #ifdef CONFIG_QSPI_AHB_INIT /* Enable 4bytes address support and fast read */ int qspi_ahb_init(void) |