On 08/08/2017 10:21, Peng Fan wrote:
> There is not LDO_SOC/PU/ARM/MMDC1 on i.MX6SLL, also no need to gate/ungate
> all PFDs to make PFD working.
>
> Signed-off-by: Peng Fan <peng....@nxp.com>
> Cc: Stefano Babic <sba...@denx.de>
> Cc: Fabio Estevam <fabio.este...@nxp.com>
> ---
> arch/arm/mach-imx/mx6/soc.c | 12 ++++++++++--
> 1 file changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c
> index af31673..9c3c8dd 100644
> --- a/arch/arm/mach-imx/mx6/soc.c
> +++ b/arch/arm/mach-imx/mx6/soc.c
> @@ -234,6 +234,10 @@ static int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
> u32 val, step, old, reg = readl(&anatop->reg_core);
> u8 shift;
>
> + /* No LDO_SOC/PU/ARM */
> + if (is_mx6sll())
> + return 0;
> +
> if (mv < 725)
> val = 0x00; /* Power gated off */
> else if (mv > 1450)
> @@ -293,7 +297,7 @@ static void clear_mmdc_ch_mask(void)
> reg = readl(&mxc_ccm->ccdr);
>
> /* Clear MMDC channel mask */
> - if (is_mx6sx() || is_mx6ul() || is_mx6ull() || is_mx6sl())
> + if (is_mx6sx() || is_mx6ul() || is_mx6ull() || is_mx6sl() ||
> is_mx6sll())
> reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK);
> else
> reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK |
> MXC_CCM_CCDR_MMDC_CH0_HS_MASK);
> @@ -495,6 +499,10 @@ uint mmc_get_env_part(struct mmc *mmc)
>
> int board_postclk_init(void)
> {
> + /* NO LDO SOC on i.MX6SLL */
> + if (is_mx6sll())
> + return 0;
> +
> set_ldo_voltage(LDO_SOC, 1175); /* Set VDDSOC to 1.175V */
>
> return 0;
> @@ -576,7 +584,7 @@ void s_init(void)
> u32 mask528;
> u32 reg, periph1, periph2;
>
> - if (is_mx6sx() || is_mx6ul() || is_mx6ull())
> + if (is_mx6sx() || is_mx6ul() || is_mx6ull() || is_mx6sll())
> return;
>
> /* Due to hardware limitation, on MX6Q we need to gate/ungate all PFDs
>
Applied to u-boot-imx, -master, thanks !
Best regards,
Stefano Babic
--
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