diff options
| -rw-r--r-- | drivers/pinctrl/sirf/pinctrl-atlas7.c | 44 |
1 files changed, 36 insertions, 8 deletions
diff --git a/drivers/pinctrl/sirf/pinctrl-atlas7.c b/drivers/pinctrl/sirf/pinctrl-atlas7.c index 30db524bea39..47c63c5ba4e0 100644 --- a/drivers/pinctrl/sirf/pinctrl-atlas7.c +++ b/drivers/pinctrl/sirf/pinctrl-atlas7.c @@ -161,6 +161,9 @@ enum altas7_pad_type { #define IN_DISABLE_VAL_1_REG_SET 0x0A88 #define IN_DISABLE_VAL_1_REG_CLR 0x0A8C +/* Offset of the SDIO9SEL*/ +#define SYS2PCI_SDIO9SEL 0x14 + struct dt_params { const char *property; int value; @@ -370,6 +373,7 @@ struct atlas7_pmx { struct pinctrl_desc pctl_desc; struct atlas7_pinctrl_data *pctl_data; void __iomem *regs[ATLAS7_PINCTRL_REG_BANKS]; + void __iomem *sys2pci_base; u32 status_ds[NUM_OF_IN_DISABLE_REG]; u32 status_dsv[NUM_OF_IN_DISABLE_REG]; struct atlas7_pad_status sleep_data[ATLAS7_PINCTRL_TOTAL_PINS]; @@ -946,7 +950,7 @@ static const unsigned int sd2_cdb_pins0[] = { 124, }; static const unsigned int sd2_cdb_pins1[] = { 161, }; static const unsigned int sd2_wpb_pins0[] = { 123, }; static const unsigned int sd2_wpb_pins1[] = { 163, }; -static const unsigned int sd3_pins[] = { 85, 86, 87, 88, 89, 90, }; +static const unsigned int sd3_9_pins[] = { 85, 86, 87, 88, 89, 90, }; static const unsigned int sd5_pins[] = { 91, 92, 93, 94, 95, 96, }; static const unsigned int sd6_pins0[] = { 79, 78, 74, 75, 76, 77, }; static const unsigned int sd6_pins1[] = { 101, 99, 100, 110, 109, 111, }; @@ -1199,7 +1203,7 @@ struct atlas7_pin_group altas7_pin_groups[] = { GROUP("sd2_cdb_grp1", sd2_cdb_pins1), GROUP("sd2_wpb_grp0", sd2_wpb_pins0), GROUP("sd2_wpb_grp1", sd2_wpb_pins1), - GROUP("sd3_grp", sd3_pins), + GROUP("sd3_9_grp", sd3_9_pins), GROUP("sd5_grp", sd5_pins), GROUP("sd6_grp0", sd6_pins0), GROUP("sd6_grp1", sd6_pins1), @@ -1482,7 +1486,7 @@ static const char * const sd2_cdb_grp0[] = { "sd2_cdb_grp0", }; static const char * const sd2_cdb_grp1[] = { "sd2_cdb_grp1", }; static const char * const sd2_wpb_grp0[] = { "sd2_wpb_grp0", }; static const char * const sd2_wpb_grp1[] = { "sd2_wpb_grp1", }; -static const char * const sd3_grp[] = { "sd3_grp", }; +static const char * const sd3_9_grp[] = { "sd3_9_grp", }; static const char * const sd5_grp[] = { "sd5_grp", }; static const char * const sd6_grp0[] = { "sd6_grp0", }; static const char * const sd6_grp1[] = { "sd6_grp1", }; @@ -3771,7 +3775,7 @@ static struct atlas7_grp_mux sd2_wpb_grp1_mux = { .pad_mux_list = sd2_wpb_grp1_pad_mux, }; -static struct atlas7_pad_mux sd3_grp_pad_mux[] = { +static struct atlas7_pad_mux sd3_9_grp_pad_mux[] = { MUX(1, 85, 1, N, N, N, N), MUX(1, 86, 1, N, N, N, N), MUX(1, 87, 1, N, N, N, N), @@ -3780,9 +3784,9 @@ static struct atlas7_pad_mux sd3_grp_pad_mux[] = { MUX(1, 90, 1, N, N, N, N), }; -static struct atlas7_grp_mux sd3_grp_mux = { - .pad_mux_count = ARRAY_SIZE(sd3_grp_pad_mux), - .pad_mux_list = sd3_grp_pad_mux, +static struct atlas7_grp_mux sd3_9_grp_mux = { + .pad_mux_count = ARRAY_SIZE(sd3_9_grp_pad_mux), + .pad_mux_list = sd3_9_grp_pad_mux, }; static struct atlas7_pad_mux sd5_grp_pad_mux[] = { @@ -4715,10 +4719,11 @@ static struct atlas7_pmx_func atlas7_pmx_functions[] = { FUNCTION("sd2_cdb_m1", sd2_cdb_grp1, &sd2_cdb_grp1_mux), FUNCTION("sd2_wpb_m0", sd2_wpb_grp0, &sd2_wpb_grp0_mux), FUNCTION("sd2_wpb_m1", sd2_wpb_grp1, &sd2_wpb_grp1_mux), - FUNCTION("sd3", sd3_grp, &sd3_grp_mux), + FUNCTION("sd3", sd3_9_grp, &sd3_9_grp_mux), FUNCTION("sd5", sd5_grp, &sd5_grp_mux), FUNCTION("sd6_m0", sd6_grp0, &sd6_grp0_mux), FUNCTION("sd6_m1", sd6_grp1, &sd6_grp1_mux), + FUNCTION("sd9", sd3_9_grp, &sd3_9_grp_mux), FUNCTION("sp0_ext_ldo_on", sp0_ext_ldo_on_grp, &sp0_ext_ldo_on_grp_mux), @@ -5126,6 +5131,14 @@ static int atlas7_pmx_set_mux(struct pinctrl_dev *pctldev, pr_debug("PMX DUMP ### Function:[%s] Group:[%s] #### START >>>\n", pmx_func->name, pin_grp->name); + /* the sd3 and sd9 pin select by SYS2PCI_SDIO9SEL register */ + if (pin_grp->pins == (unsigned int *)&sd3_9_pins) { + if (!strcmp(pmx_func->name, "sd9")) + writel(1, pmx->sys2pci_base + SYS2PCI_SDIO9SEL); + else + writel(0, pmx->sys2pci_base + SYS2PCI_SDIO9SEL); + } + grp_mux = pmx_func->grpmux; for (idx = 0; idx < grp_mux->pad_mux_count; idx++) { @@ -5414,12 +5427,27 @@ static int atlas7_pinmux_probe(struct platform_device *pdev) struct atlas7_pmx *pmx; struct device_node *np = pdev->dev.of_node; u32 banks = ATLAS7_PINCTRL_REG_BANKS; + struct device_node *sys2pci_np; + struct resource res; /* Create state holders etc for this driver */ pmx = devm_kzalloc(&pdev->dev, sizeof(*pmx), GFP_KERNEL); if (!pmx) return -ENOMEM; + /* The sd3 and sd9 shared all pins, and the function select by + * SYS2PCI_SDIO9SEL register + */ + sys2pci_np = of_find_node_by_name(NULL, "sys2pci"); + if (!sys2pci_np) + return -EINVAL; + ret = of_address_to_resource(sys2pci_np, 0, &res); + if (ret) + return ret; + pmx->sys2pci_base = devm_ioremap_resource(&pdev->dev, &res); + if (IS_ERR(pmx->sys2pci_base)) + return -ENOMEM; + pmx->dev = &pdev->dev; pmx->pctl_data = &atlas7_ioc_data; |