diff options
Diffstat (limited to 'drivers/pinctrl/mediatek/pinctrl-mt8173.c')
| -rw-r--r-- | drivers/pinctrl/mediatek/pinctrl-mt8173.c | 166 |
1 files changed, 45 insertions, 121 deletions
diff --git a/drivers/pinctrl/mediatek/pinctrl-mt8173.c b/drivers/pinctrl/mediatek/pinctrl-mt8173.c index 412ea84836a1..cc44b2766bfc 100644 --- a/drivers/pinctrl/mediatek/pinctrl-mt8173.c +++ b/drivers/pinctrl/mediatek/pinctrl-mt8173.c @@ -47,130 +47,54 @@ struct mtk_pin_ies_smt_set { .offset = _offset, \ } -/** - * struct mtk_pin_spec_pupd_set - For special pins' pull up/down setting. - * @pin: The pin number. - * @offset: The offset of special pull up/down setting register. - * @pupd_bit: The pull up/down bit in this register. - * @r0_bit: The r0 bit of pull resistor. - * @r1_bit: The r1 bit of pull resistor. - */ -struct mtk_pin_spec_pupd_set { - unsigned int pin; - unsigned int offset; - unsigned char pupd_bit; - unsigned char r1_bit; - unsigned char r0_bit; -}; - -#define MTK_PIN_PUPD_SPEC(_pin, _offset, _pupd, _r1, _r0) \ - { \ - .pin = _pin, \ - .offset = _offset, \ - .pupd_bit = _pupd, \ - .r1_bit = _r1, \ - .r0_bit = _r0, \ - } - -static const struct mtk_pin_spec_pupd_set mt8173_spec_pupd[] = { - MTK_PIN_PUPD_SPEC(119, 0xe00, 2, 1, 0), /* KROW0 */ - MTK_PIN_PUPD_SPEC(120, 0xe00, 6, 5, 4), /* KROW1 */ - MTK_PIN_PUPD_SPEC(121, 0xe00, 10, 9, 8), /* KROW2 */ - MTK_PIN_PUPD_SPEC(122, 0xe10, 2, 1, 0), /* KCOL0 */ - MTK_PIN_PUPD_SPEC(123, 0xe10, 6, 5, 4), /* KCOL1 */ - MTK_PIN_PUPD_SPEC(124, 0xe10, 10, 9, 8), /* KCOL2 */ - - MTK_PIN_PUPD_SPEC(67, 0xd10, 2, 1, 0), /* ms0 DS */ - MTK_PIN_PUPD_SPEC(68, 0xd00, 2, 1, 0), /* ms0 RST */ - MTK_PIN_PUPD_SPEC(66, 0xc10, 2, 1, 0), /* ms0 cmd */ - MTK_PIN_PUPD_SPEC(65, 0xc00, 2, 1, 0), /* ms0 clk */ - MTK_PIN_PUPD_SPEC(57, 0xc20, 2, 1, 0), /* ms0 data0 */ - MTK_PIN_PUPD_SPEC(58, 0xc20, 2, 1, 0), /* ms0 data1 */ - MTK_PIN_PUPD_SPEC(59, 0xc20, 2, 1, 0), /* ms0 data2 */ - MTK_PIN_PUPD_SPEC(60, 0xc20, 2, 1, 0), /* ms0 data3 */ - MTK_PIN_PUPD_SPEC(61, 0xc20, 2, 1, 0), /* ms0 data4 */ - MTK_PIN_PUPD_SPEC(62, 0xc20, 2, 1, 0), /* ms0 data5 */ - MTK_PIN_PUPD_SPEC(63, 0xc20, 2, 1, 0), /* ms0 data6 */ - MTK_PIN_PUPD_SPEC(64, 0xc20, 2, 1, 0), /* ms0 data7 */ - - MTK_PIN_PUPD_SPEC(78, 0xc50, 2, 1, 0), /* ms1 cmd */ - MTK_PIN_PUPD_SPEC(73, 0xd20, 2, 1, 0), /* ms1 dat0 */ - MTK_PIN_PUPD_SPEC(74, 0xd20, 6, 5, 4), /* ms1 dat1 */ - MTK_PIN_PUPD_SPEC(75, 0xd20, 10, 9, 8), /* ms1 dat2 */ - MTK_PIN_PUPD_SPEC(76, 0xd20, 14, 13, 12), /* ms1 dat3 */ - MTK_PIN_PUPD_SPEC(77, 0xc40, 2, 1, 0), /* ms1 clk */ - - MTK_PIN_PUPD_SPEC(100, 0xd40, 2, 1, 0), /* ms2 dat0 */ - MTK_PIN_PUPD_SPEC(101, 0xd40, 6, 5, 4), /* ms2 dat1 */ - MTK_PIN_PUPD_SPEC(102, 0xd40, 10, 9, 8), /* ms2 dat2 */ - MTK_PIN_PUPD_SPEC(103, 0xd40, 14, 13, 12), /* ms2 dat3 */ - MTK_PIN_PUPD_SPEC(104, 0xc80, 2, 1, 0), /* ms2 clk */ - MTK_PIN_PUPD_SPEC(105, 0xc90, 2, 1, 0), /* ms2 cmd */ - - MTK_PIN_PUPD_SPEC(22, 0xd60, 2, 1, 0), /* ms3 dat0 */ - MTK_PIN_PUPD_SPEC(23, 0xd60, 6, 5, 4), /* ms3 dat1 */ - MTK_PIN_PUPD_SPEC(24, 0xd60, 10, 9, 8), /* ms3 dat2 */ - MTK_PIN_PUPD_SPEC(25, 0xd60, 14, 13, 12), /* ms3 dat3 */ - MTK_PIN_PUPD_SPEC(26, 0xcc0, 2, 1, 0), /* ms3 clk */ - MTK_PIN_PUPD_SPEC(27, 0xcd0, 2, 1, 0) /* ms3 cmd */ +static const struct mtk_pin_spec_pupd_set_samereg mt8173_spec_pupd[] = { + MTK_PIN_PUPD_SPEC_SR(119, 0xe00, 2, 1, 0), /* KROW0 */ + MTK_PIN_PUPD_SPEC_SR(120, 0xe00, 6, 5, 4), /* KROW1 */ + MTK_PIN_PUPD_SPEC_SR(121, 0xe00, 10, 9, 8), /* KROW2 */ + MTK_PIN_PUPD_SPEC_SR(122, 0xe10, 2, 1, 0), /* KCOL0 */ + MTK_PIN_PUPD_SPEC_SR(123, 0xe10, 6, 5, 4), /* KCOL1 */ + MTK_PIN_PUPD_SPEC_SR(124, 0xe10, 10, 9, 8), /* KCOL2 */ + + MTK_PIN_PUPD_SPEC_SR(67, 0xd10, 2, 1, 0), /* ms0 DS */ + MTK_PIN_PUPD_SPEC_SR(68, 0xd00, 2, 1, 0), /* ms0 RST */ + MTK_PIN_PUPD_SPEC_SR(66, 0xc10, 2, 1, 0), /* ms0 cmd */ + MTK_PIN_PUPD_SPEC_SR(65, 0xc00, 2, 1, 0), /* ms0 clk */ + MTK_PIN_PUPD_SPEC_SR(57, 0xc20, 2, 1, 0), /* ms0 data0 */ + MTK_PIN_PUPD_SPEC_SR(58, 0xc20, 2, 1, 0), /* ms0 data1 */ + MTK_PIN_PUPD_SPEC_SR(59, 0xc20, 2, 1, 0), /* ms0 data2 */ + MTK_PIN_PUPD_SPEC_SR(60, 0xc20, 2, 1, 0), /* ms0 data3 */ + MTK_PIN_PUPD_SPEC_SR(61, 0xc20, 2, 1, 0), /* ms0 data4 */ + MTK_PIN_PUPD_SPEC_SR(62, 0xc20, 2, 1, 0), /* ms0 data5 */ + MTK_PIN_PUPD_SPEC_SR(63, 0xc20, 2, 1, 0), /* ms0 data6 */ + MTK_PIN_PUPD_SPEC_SR(64, 0xc20, 2, 1, 0), /* ms0 data7 */ + + MTK_PIN_PUPD_SPEC_SR(78, 0xc50, 2, 1, 0), /* ms1 cmd */ + MTK_PIN_PUPD_SPEC_SR(73, 0xd20, 2, 1, 0), /* ms1 dat0 */ + MTK_PIN_PUPD_SPEC_SR(74, 0xd20, 6, 5, 4), /* ms1 dat1 */ + MTK_PIN_PUPD_SPEC_SR(75, 0xd20, 10, 9, 8), /* ms1 dat2 */ + MTK_PIN_PUPD_SPEC_SR(76, 0xd20, 14, 13, 12), /* ms1 dat3 */ + MTK_PIN_PUPD_SPEC_SR(77, 0xc40, 2, 1, 0), /* ms1 clk */ + + MTK_PIN_PUPD_SPEC_SR(100, 0xd40, 2, 1, 0), /* ms2 dat0 */ + MTK_PIN_PUPD_SPEC_SR(101, 0xd40, 6, 5, 4), /* ms2 dat1 */ + MTK_PIN_PUPD_SPEC_SR(102, 0xd40, 10, 9, 8), /* ms2 dat2 */ + MTK_PIN_PUPD_SPEC_SR(103, 0xd40, 14, 13, 12), /* ms2 dat3 */ + MTK_PIN_PUPD_SPEC_SR(104, 0xc80, 2, 1, 0), /* ms2 clk */ + MTK_PIN_PUPD_SPEC_SR(105, 0xc90, 2, 1, 0), /* ms2 cmd */ + + MTK_PIN_PUPD_SPEC_SR(22, 0xd60, 2, 1, 0), /* ms3 dat0 */ + MTK_PIN_PUPD_SPEC_SR(23, 0xd60, 6, 5, 4), /* ms3 dat1 */ + MTK_PIN_PUPD_SPEC_SR(24, 0xd60, 10, 9, 8), /* ms3 dat2 */ + MTK_PIN_PUPD_SPEC_SR(25, 0xd60, 14, 13, 12), /* ms3 dat3 */ + MTK_PIN_PUPD_SPEC_SR(26, 0xcc0, 2, 1, 0), /* ms3 clk */ + MTK_PIN_PUPD_SPEC_SR(27, 0xcd0, 2, 1, 0) /* ms3 cmd */ }; -static int spec_pull_set(struct regmap *regmap, unsigned int pin, +static int mt8173_spec_pull_set(struct regmap *regmap, unsigned int pin, unsigned char align, bool isup, unsigned int r1r0) { - unsigned int i; - unsigned int reg_pupd, reg_set, reg_rst; - unsigned int bit_pupd, bit_r0, bit_r1; - const struct mtk_pin_spec_pupd_set *spec_pupd_pin; - bool find = false; - - for (i = 0; i < ARRAY_SIZE(mt8173_spec_pupd); i++) { - if (pin == mt8173_spec_pupd[i].pin) { - find = true; - break; - } - } - - if (!find) - return -EINVAL; - - spec_pupd_pin = mt8173_spec_pupd + i; - reg_set = spec_pupd_pin->offset + align; - reg_rst = spec_pupd_pin->offset + (align << 1); - - if (isup) - reg_pupd = reg_rst; - else - reg_pupd = reg_set; - - bit_pupd = BIT(spec_pupd_pin->pupd_bit); - regmap_write(regmap, reg_pupd, bit_pupd); - - bit_r0 = BIT(spec_pupd_pin->r0_bit); - bit_r1 = BIT(spec_pupd_pin->r1_bit); - - switch (r1r0) { - case MTK_PUPD_SET_R1R0_00: - regmap_write(regmap, reg_rst, bit_r0); - regmap_write(regmap, reg_rst, bit_r1); - break; - case MTK_PUPD_SET_R1R0_01: - regmap_write(regmap, reg_set, bit_r0); - regmap_write(regmap, reg_rst, bit_r1); - break; - case MTK_PUPD_SET_R1R0_10: - regmap_write(regmap, reg_rst, bit_r0); - regmap_write(regmap, reg_set, bit_r1); - break; - case MTK_PUPD_SET_R1R0_11: - regmap_write(regmap, reg_set, bit_r0); - regmap_write(regmap, reg_set, bit_r1); - break; - default: - return -EINVAL; - } - - return 0; + return mtk_pctrl_spec_pull_set_samereg(regmap, mt8173_spec_pupd, + ARRAY_SIZE(mt8173_spec_pupd), pin, align, isup, r1r0); } static const struct mtk_pin_ies_smt_set mt8173_ies_smt_set[] = { @@ -382,7 +306,7 @@ static const struct mtk_pinctrl_devdata mt8173_pinctrl_data = { .n_grp_cls = ARRAY_SIZE(mt8173_drv_grp), .pin_drv_grp = mt8173_pin_drv, .n_pin_drv_grps = ARRAY_SIZE(mt8173_pin_drv), - .spec_pull_set = spec_pull_set, + .spec_pull_set = mt8173_spec_pull_set, .spec_ies_smt_set = spec_ies_smt_set, .dir_offset = 0x0000, .pullen_offset = 0x0100, |