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AJvYcCVO0yiuEkdLtKeihnAx2IDOA68hMTrFUignBHcXLeuOCpVFNddT10l1TxMFjbnqeW+FwxtTc3AMhVQk1KJzvZHhqfebnqwPigI/VSApntg6HqW7bFgzi666dPwz+yfpwSJVDWifLTnzF1JW/Rm9aAxr9SdrsmxJUnGLG5MuVyERwTVa4tc= X-Gm-Message-State: AOJu0YxEeiBD6mr8Fwj5yEt5BkrsdXpsudp7aKhiI3nXMGBnltm8AWIT EYYFwSg12lfEvfrKGWYWyJ3cP9vsSGF8+I5Vsqvf+hgiGjQuIjzk X-Received: by 2002:a05:6512:3135:b0:51b:e42c:2ec4 with SMTP id 2adb3069b0e04-5220fc7dc49mr9132357e87.24.1715775470277; Wed, 15 May 2024 05:17:50 -0700 (PDT) Received: from yoga-710.tas.nnz-ipc.net ([178.218.200.115]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-521f35ad684sm2515614e87.3.2024.05.15.05.17.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 May 2024 05:17:50 -0700 (PDT) From: Dmitry Yashin To: Linus Walleij , Heiko Stuebner , Krzysztof Kozlowski , Conor Dooley , Rob Herring Cc: Luca Ceresoli , Jianqun Xu , devicetree@vger.kernel.org, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Dmitry Yashin Subject: [PATCH 3/3] pinctrl: rockchip: add rk3308b SoC support Date: Wed, 15 May 2024 17:16:34 +0500 Message-ID: <20240515121634.23945-4-dmt.yashin@gmail.com> X-Mailer: git-send-email 2.45.0 In-Reply-To: <20240515121634.23945-1-dmt.yashin@gmail.com> References: <20240515121634.23945-1-dmt.yashin@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add pinctrl support for rk3308b. This pin controller much the same as rk3308's, but with additional iomux routes and 3bit iomuxes selected via gpio##_sel_src_ctrl registers. Set them up in the function rk3308b_soc_sel_src_init to use new 3bit iomuxes over some 2bit old ones. Fixes: 1f3e25a06883 ("pinctrl: rockchip: fix RK3308 pinmux bits") Signed-off-by: Dmitry Yashin --- drivers/pinctrl/pinctrl-rockchip.c | 200 +++++++++++++++++++++++++++++ drivers/pinctrl/pinctrl-rockchip.h | 1 + 2 files changed, 201 insertions(+) diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index cc647db76927..15d2045f929e 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -632,6 +632,115 @@ static struct rockchip_mux_recalced_data rk3308_mux_recalced_data[] = { }, }; +static struct rockchip_mux_recalced_data rk3308b_mux_recalced_data[] = { + { + /* gpio1b6_sel */ + .num = 1, + .pin = 14, + .reg = 0x28, + .bit = 12, + .mask = 0xf + }, { + /* gpio1b7_sel */ + .num = 1, + .pin = 15, + .reg = 0x2c, + .bit = 0, + .mask = 0x3 + }, { + /* gpio1c2_sel */ + .num = 1, + .pin = 18, + .reg = 0x30, + .bit = 4, + .mask = 0xf + }, { + /* gpio1c3_sel */ + .num = 1, + .pin = 19, + .reg = 0x30, + .bit = 8, + .mask = 0xf + }, { + /* gpio1c4_sel */ + .num = 1, + .pin = 20, + .reg = 0x30, + .bit = 12, + .mask = 0xf + }, { + /* gpio1c5_sel */ + .num = 1, + .pin = 21, + .reg = 0x34, + .bit = 0, + .mask = 0xf + }, { + /* gpio1c6_sel */ + .num = 1, + .pin = 22, + .reg = 0x34, + .bit = 4, + .mask = 0xf + }, { + /* gpio1c7_sel */ + .num = 1, + .pin = 23, + .reg = 0x34, + .bit = 8, + .mask = 0xf + }, { + /* gpio2a2_sel_plus */ + .num = 2, + .pin = 2, + .reg = 0x608, + .bit = 0, + .mask = 0x7 + }, { + /* gpio2a3_sel_plus */ + .num = 2, + .pin = 3, + .reg = 0x608, + .bit = 4, + .mask = 0x7 + }, { + /* gpio2c0_sel_plus */ + .num = 2, + .pin = 16, + .reg = 0x610, + .bit = 8, + .mask = 0x7 + }, { + /* gpio3b2_sel_plus */ + .num = 3, + .pin = 10, + .reg = 0x610, + .bit = 0, + .mask = 0x7 + }, { + /* gpio3b3_sel_plus */ + .num = 3, + .pin = 11, + .reg = 0x610, + .bit = 4, + .mask = 0x7 + }, { + /* gpio3b4_sel */ + .num = 3, + .pin = 12, + .reg = 0x68, + .bit = 8, + .mask = 0xf + }, { + /* gpio3b5_sel */ + .num = 3, + .pin = 13, + .reg = 0x68, + .bit = 12, + .mask = 0xf + }, +}; + static struct rockchip_mux_recalced_data rk3328_mux_recalced_data[] = { { .num = 2, @@ -882,6 +991,35 @@ static struct rockchip_mux_route_data rk3308_mux_route_data[] = { RK_MUXROUTE_SAME(2, RK_PA4, 3, 0x600, BIT(16 + 2) | BIT(2)), /* pdm-clkm-m2 */ }; +static struct rockchip_mux_route_data rk3308b_mux_route_data[] = { + RK_MUXROUTE_SAME(0, RK_PC3, 1, 0x314, BIT(16 + 0) | BIT(0)), /* rtc_clk */ + RK_MUXROUTE_SAME(1, RK_PC6, 2, 0x314, BIT(16 + 2) | BIT(16 + 3)), /* uart2_rxm0 */ + RK_MUXROUTE_SAME(4, RK_PD2, 2, 0x314, BIT(16 + 2) | BIT(16 + 3) | BIT(2)), /* uart2_rxm1 */ + RK_MUXROUTE_SAME(0, RK_PB7, 2, 0x608, BIT(16 + 8) | BIT(16 + 9)), /* i2c3_sdam0 */ + RK_MUXROUTE_SAME(3, RK_PB4, 2, 0x608, BIT(16 + 8) | BIT(16 + 9) | BIT(8)), /* i2c3_sdam1 */ + RK_MUXROUTE_SAME(2, RK_PA0, 3, 0x608, BIT(16 + 8) | BIT(16 + 9) | BIT(9)), /* i2c3_sdam2 */ + RK_MUXROUTE_SAME(1, RK_PA3, 2, 0x308, BIT(16 + 3)), /* i2s-8ch-1-sclktxm0 */ + RK_MUXROUTE_SAME(1, RK_PA4, 2, 0x308, BIT(16 + 3)), /* i2s-8ch-1-sclkrxm0 */ + RK_MUXROUTE_SAME(1, RK_PB5, 2, 0x308, BIT(16 + 3) | BIT(3)), /* i2s-8ch-1-sclktxm1 */ + RK_MUXROUTE_SAME(1, RK_PB6, 2, 0x308, BIT(16 + 3) | BIT(3)), /* i2s-8ch-1-sclkrxm1 */ + RK_MUXROUTE_SAME(1, RK_PA4, 3, 0x308, BIT(16 + 12) | BIT(16 + 13)), /* pdm-clkm0 */ + RK_MUXROUTE_SAME(1, RK_PB6, 4, 0x308, BIT(16 + 12) | BIT(16 + 13) | BIT(12)), /* pdm-clkm1 */ + RK_MUXROUTE_SAME(2, RK_PA6, 2, 0x308, BIT(16 + 12) | BIT(16 + 13) | BIT(13)), /* pdm-clkm2 */ + RK_MUXROUTE_SAME(2, RK_PA4, 3, 0x600, BIT(16 + 2) | BIT(2)), /* pdm-clkm-m2 */ + RK_MUXROUTE_SAME(3, RK_PB2, 3, 0x314, BIT(16 + 9)), /* spi1_miso */ + RK_MUXROUTE_SAME(2, RK_PA4, 2, 0x314, BIT(16 + 9) | BIT(9)), /* spi1_miso_m1 */ + RK_MUXROUTE_SAME(0, RK_PB3, 3, 0x314, BIT(16 + 10) | BIT(16 + 11)), /* owire_m0 */ + RK_MUXROUTE_SAME(1, RK_PC6, 7, 0x314, BIT(16 + 10) | BIT(16 + 11) | BIT(10)), /* owire_m1 */ + RK_MUXROUTE_SAME(2, RK_PA2, 5, 0x314, BIT(16 + 10) | BIT(16 + 11) | BIT(11)), /* owire_m2 */ + RK_MUXROUTE_SAME(0, RK_PB3, 2, 0x314, BIT(16 + 12) | BIT(16 + 13)), /* can_rxd_m0 */ + RK_MUXROUTE_SAME(1, RK_PC6, 5, 0x314, BIT(16 + 12) | BIT(16 + 13) | BIT(12)), /* can_rxd_m1 */ + RK_MUXROUTE_SAME(2, RK_PA2, 4, 0x314, BIT(16 + 12) | BIT(16 + 13) | BIT(13)), /* can_rxd_m2 */ + RK_MUXROUTE_SAME(1, RK_PC4, 3, 0x314, BIT(16 + 14)), /* mac_rxd0_m0 */ + RK_MUXROUTE_SAME(4, RK_PA2, 2, 0x314, BIT(16 + 14) | BIT(14)), /* mac_rxd0_m1 */ + RK_MUXROUTE_SAME(3, RK_PB4, 4, 0x314, BIT(16 + 15)), /* uart3_rx */ + RK_MUXROUTE_SAME(0, RK_PC1, 3, 0x314, BIT(16 + 15) | BIT(15)), /* uart3_rx_m1 */ +}; + static struct rockchip_mux_route_data rk3328_mux_route_data[] = { RK_MUXROUTE_SAME(1, RK_PA1, 2, 0x50, BIT(16) | BIT(16 + 1)), /* uart2dbg_rxm0 */ RK_MUXROUTE_SAME(2, RK_PA1, 1, 0x50, BIT(16) | BIT(16 + 1) | BIT(0)), /* uart2dbg_rxm1 */ @@ -2420,6 +2558,7 @@ static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num) case RK3188: case RK3288: case RK3308: + case RK3308B: case RK3368: case RK3399: case RK3568: @@ -2478,6 +2617,7 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank, case RK3188: case RK3288: case RK3308: + case RK3308B: case RK3368: case RK3399: case RK3568: @@ -2740,6 +2880,7 @@ static bool rockchip_pinconf_pull_valid(struct rockchip_pin_ctrl *ctrl, case RK3188: case RK3288: case RK3308: + case RK3308B: case RK3368: case RK3399: case RK3568: @@ -3338,6 +3479,42 @@ static int __maybe_unused rockchip_pinctrl_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(rockchip_pinctrl_dev_pm_ops, rockchip_pinctrl_suspend, rockchip_pinctrl_resume); +#define RK3308B_GRF_SOC_CON13 0x608 +#define RK3308B_GRF_SOC_CON15 0x610 + +/* RK3308B_GRF_SOC_CON13 */ +#define RK3308B_GRF_I2C3_IOFUNC_SRC_CTRL (BIT(16 + 10) | BIT(10)) +#define RK3308B_GRF_GPIO2A3_SEL_SRC_CTRL (BIT(16 + 7) | BIT(7)) +#define RK3308B_GRF_GPIO2A2_SEL_SRC_CTRL (BIT(16 + 3) | BIT(3)) + +/* RK3308B_GRF_SOC_CON15 */ +#define RK3308B_GRF_GPIO2C0_SEL_SRC_CTRL (BIT(16 + 11) | BIT(11)) +#define RK3308B_GRF_GPIO3B3_SEL_SRC_CTRL (BIT(16 + 7) | BIT(7)) +#define RK3308B_GRF_GPIO3B2_SEL_SRC_CTRL (BIT(16 + 3) | BIT(3)) + +/* + * RK3308B has 3bit gpio##_sel_plus iomuxes over some 2bit old ones. + * Put them in use by initializing gpio##_sel_src_ctrl registers. + */ +static int rk3308b_soc_sel_src_init(struct rockchip_pinctrl *info) +{ + int ret; + + ret = regmap_write(info->regmap_base, RK3308B_GRF_SOC_CON13, + RK3308B_GRF_I2C3_IOFUNC_SRC_CTRL | + RK3308B_GRF_GPIO2A3_SEL_SRC_CTRL | + RK3308B_GRF_GPIO2A2_SEL_SRC_CTRL); + if (ret) + return ret; + + ret = regmap_write(info->regmap_base, RK3308B_GRF_SOC_CON15, + RK3308B_GRF_GPIO2C0_SEL_SRC_CTRL | + RK3308B_GRF_GPIO3B3_SEL_SRC_CTRL | + RK3308B_GRF_GPIO3B2_SEL_SRC_CTRL); + + return ret; +}; + static int rockchip_pinctrl_probe(struct platform_device *pdev) { struct rockchip_pinctrl *info; @@ -3403,6 +3580,12 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev) return PTR_ERR(info->regmap_pmu); } + if (ctrl->type == RK3308B) { + ret = rk3308b_soc_sel_src_init(info); + if (ret) + return ret; + } + ret = rockchip_pinctrl_register(pdev, info); if (ret) return ret; @@ -3746,6 +3929,21 @@ static struct rockchip_pin_ctrl rk3308_pin_ctrl = { .schmitt_calc_reg = rk3308_calc_schmitt_reg_and_bit, }; +static struct rockchip_pin_ctrl rk3308b_pin_ctrl = { + .pin_banks = rk3308_pin_banks, + .nr_banks = ARRAY_SIZE(rk3308_pin_banks), + .label = "RK3308b-GPIO", + .type = RK3308B, + .grf_mux_offset = 0x0, + .iomux_recalced = rk3308b_mux_recalced_data, + .niomux_recalced = ARRAY_SIZE(rk3308b_mux_recalced_data), + .iomux_routes = rk3308b_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3308b_mux_route_data), + .pull_calc_reg = rk3308_calc_pull_reg_and_bit, + .drv_calc_reg = rk3308_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3308_calc_schmitt_reg_and_bit, +}; + static struct rockchip_pin_bank rk3328_pin_banks[] = { PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", 0, 0, 0, 0), PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", 0, 0, 0, 0), @@ -3952,6 +4150,8 @@ static const struct of_device_id rockchip_pinctrl_dt_match[] = { .data = &rk3288_pin_ctrl }, { .compatible = "rockchip,rk3308-pinctrl", .data = &rk3308_pin_ctrl }, + { .compatible = "rockchip,rk3308b-pinctrl", + .data = &rk3308b_pin_ctrl }, { .compatible = "rockchip,rk3328-pinctrl", .data = &rk3328_pin_ctrl }, { .compatible = "rockchip,rk3368-pinctrl", diff --git a/drivers/pinctrl/pinctrl-rockchip.h b/drivers/pinctrl/pinctrl-rockchip.h index 4759f336941e..3af5b1bd626b 100644 --- a/drivers/pinctrl/pinctrl-rockchip.h +++ b/drivers/pinctrl/pinctrl-rockchip.h @@ -193,6 +193,7 @@ enum rockchip_pinctrl_type { RK3188, RK3288, RK3308, + RK3308B, RK3368, RK3399, RK3568, -- 2.39.2