From e2a48d1ebf95df7fd9a8c16366bd5453fbd8bb99 Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Mon, 13 Jul 2015 14:39:02 +0800 Subject: MLK-11238 imx: mx7d fix usdhc pad settings To CD/VSELECT/RST, should use same pad settings with USDHC_PAD_CTRL, because default NO_PAD_CTRL's settings is 100K Pull-Down. But, we need pull-up for CD/VSELECT/RST. Also some board provides external pull-down/up, we'd better use internal pull-up for these pad settings. To mx7d_12x12_lpddr3_arm2: If no card plugged in, "mmc dev 1" will show "Card did not respond to voltage select". After apply this patch, it will show "MMC: no card present". To mx7dsabresd: Alougth without this patch, if no card plugged in sd1, still correct msg "MMC: no card present", anyway we'd better use pull-up. Signed-off-by: Peng Fan --- .../mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) (limited to 'board/freescale/mx7d_19x19_ddr3_arm2') diff --git a/board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c b/board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c index 6fbde13..84e08ba 100644 --- a/board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c +++ b/board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c @@ -40,9 +40,6 @@ DECLARE_GLOBAL_DATA_PTR; #define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \ PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM) -#define USDHC_PAD_VSELECT (PAD_CTL_DSE_3P3V_32OHM | \ - PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM) - #define ENET_PAD_CTRL (PAD_CTL_PUS_PU100KOHM | PAD_CTL_DSE_3P3V_98OHM) #define ENET_PAD_CTRL_MII (PAD_CTL_PUS_PU100KOHM | PAD_CTL_DSE_3P3V_98OHM) @@ -114,8 +111,8 @@ static iomux_v3_cfg_t const usdhc1_emmc_pads[] = { MX7D_PAD_ECSPI2_MISO__SD1_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX7D_PAD_ECSPI2_SS0__SD1_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD1_CD_B__GPIO5_IO0 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX7D_PAD_SD1_RESET_B__GPIO5_IO2 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX7D_PAD_SD1_CD_B__GPIO5_IO0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX7D_PAD_SD1_RESET_B__GPIO5_IO2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), }; static iomux_v3_cfg_t const usdhc2_pads[] = { @@ -126,10 +123,10 @@ static iomux_v3_cfg_t const usdhc2_pads[] = { MX7D_PAD_SD2_DATA2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX7D_PAD_SD2_DATA3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_GPIO1_IO12__SD2_VSELECT | MUX_PAD_CTRL(USDHC_PAD_VSELECT), + MX7D_PAD_GPIO1_IO12__SD2_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD2_CD_B__GPIO5_IO9 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX7D_PAD_SD2_RESET_B__GPIO5_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX7D_PAD_SD2_CD_B__GPIO5_IO9 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX7D_PAD_SD2_RESET_B__GPIO5_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL), }; static iomux_v3_cfg_t const usdhc3_pads[] = { @@ -144,10 +141,10 @@ static iomux_v3_cfg_t const usdhc3_pads[] = { MX7D_PAD_SD3_DATA6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX7D_PAD_SD3_DATA7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_GPIO1_IO13__SD3_VSELECT | MUX_PAD_CTRL(USDHC_PAD_VSELECT), + MX7D_PAD_GPIO1_IO13__SD3_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_GPIO1_IO14__GPIO1_IO14 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX7D_PAD_SD3_RESET_B__GPIO6_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX7D_PAD_GPIO1_IO14__GPIO1_IO14 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX7D_PAD_SD3_RESET_B__GPIO6_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL), }; -- cgit v1.1