Thread (29 messages) 29 messages, 7 authors, 2023-01-29

Re: [PATCH V1 4/8] pinctrl: qcom: Add IPQ9574 pinctrl driver

From: Konrad Dybcio <hidden>
Date: 2023-01-25 23:51:53
Also in: linux-arm-kernel, linux-arm-msm, linux-clk, linux-gpio, linux-mmc, lkml


On 24.01.2023 15:15, devi priya wrote:
Add pinctrl definitions for the TLMM of IPQ9574

Co-developed-by: Anusha Rao <redacted>
Signed-off-by: Anusha Rao <redacted>
Signed-off-by: devi priya <redacted>
---
[...]
+enum ipq9574_functions {
+	msm_mux_atest_char,
+	msm_mux_atest_char0,
+	msm_mux_atest_char1,
+	msm_mux_atest_char2,
+	msm_mux_atest_char3,
+	msm_mux_audio_pdm0,
+	msm_mux_audio_pdm1,
+	msm_mux_audio_pri,
+	msm_mux_audio_sec,
+	msm_mux_blsp0_spi,
+	msm_mux_blsp0_uart,
+	msm_mux_blsp1_i2c,
+	msm_mux_blsp1_spi,
+	msm_mux_blsp1_uart,
+	msm_mux_blsp2_i2c,
+	msm_mux_blsp2_spi,
+	msm_mux_blsp2_uart,
+	msm_mux_blsp3_i2c,
+	msm_mux_blsp3_spi,
+	msm_mux_blsp3_uart,
+	msm_mux_blsp4_i2c,
+	msm_mux_blsp4_spi,
+	msm_mux_blsp4_uart,
+	msm_mux_blsp5_i2c,
+	msm_mux_blsp5_uart,
+	msm_mux_cri_trng0,
+	msm_mux_cri_trng1,
+	msm_mux_cri_trng2,
+	msm_mux_cri_trng3,
+	msm_mux_cxc0,
+	msm_mux_cxc1,
+	msm_mux_dbg_out,
+	msm_mux_dwc_ddrphy,
+	msm_mux_gcc_plltest,
+	msm_mux_gcc_tlmm,
+	msm_mux_gpio,
+	msm_mux_mac00,
+	msm_mux_mac01,
+	msm_mux_mac10,
+	msm_mux_mac11,
msm_mux_mac?
+	msm_mux_mdc,
+	msm_mux_mdio,
+	msm_mux_pcie0_clk,
+	msm_mux_pcie0_wake,
+	msm_mux_pcie1_clk,
+	msm_mux_pcie1_wake,
+	msm_mux_pcie2_clk,
+	msm_mux_pcie2_wake,
+	msm_mux_pcie3_clk,
+	msm_mux_pcie3_wake,
+	msm_mux_prng_rosc0,
+	msm_mux_prng_rosc1,
+	msm_mux_prng_rosc2,
+	msm_mux_prng_rosc3,
+	msm_mux_pta1_0,
+	msm_mux_pta1_1,
+	msm_mux_pta1_2,
+	msm_mux_pta20,
+	msm_mux_pta21,
msm_mux_pta?
+	msm_mux_pwm00,
+	msm_mux_pwm01,
+	msm_mux_pwm02,
+	msm_mux_pwm03,
+	msm_mux_pwm04,
+	msm_mux_pwm10,
+	msm_mux_pwm11,
+	msm_mux_pwm12,
+	msm_mux_pwm13,
+	msm_mux_pwm14,
+	msm_mux_pwm20,
+	msm_mux_pwm21,
+	msm_mux_pwm22,
+	msm_mux_pwm23,
+	msm_mux_pwm24,
+	msm_mux_pwm30,
+	msm_mux_pwm31,
+	msm_mux_pwm32,
+	msm_mux_pwm33,
msm_mux_pwm?

[...]
+
+static const int ipq9574_reserved_gpios[] = {
+	59, -1
+};
We know it's necessary and it's good that you take care
of it, but it would be even nicer if you left a comment
explaining why the rx0/pwm23/qdss_tracedata_a gpio can
not be accessed and what it's used for.

Konrad 
+
+static const struct msm_pinctrl_soc_data ipq9574_pinctrl = {
+	.pins = ipq9574_pins,
+	.npins = ARRAY_SIZE(ipq9574_pins),
+	.functions = ipq9574_functions,
+	.nfunctions = ARRAY_SIZE(ipq9574_functions),
+	.groups = ipq9574_groups,
+	.ngroups = ARRAY_SIZE(ipq9574_groups),
+	.reserved_gpios = ipq9574_reserved_gpios,
+	.ngpios = 65,
+};
+
+static int ipq9574_pinctrl_probe(struct platform_device *pdev)
+{
+	return msm_pinctrl_probe(pdev, &ipq9574_pinctrl);
+}
+
+static const struct of_device_id ipq9574_pinctrl_of_match[] = {
+	{ .compatible = "qcom,ipq9574-tlmm", },
+	{ },
+};
+
+static struct platform_driver ipq9574_pinctrl_driver = {
+	.driver = {
+		.name = "ipq9574-tlmm",
+		.of_match_table = ipq9574_pinctrl_of_match,
+	},
+	.probe = ipq9574_pinctrl_probe,
+	.remove = msm_pinctrl_remove,
+};
+
+static int __init ipq9574_pinctrl_init(void)
+{
+	return platform_driver_register(&ipq9574_pinctrl_driver);
+}
+arch_initcall(ipq9574_pinctrl_init);
+
+static void __exit ipq9574_pinctrl_exit(void)
+{
+	platform_driver_unregister(&ipq9574_pinctrl_driver);
+}
+module_exit(ipq9574_pinctrl_exit);
+
+MODULE_DESCRIPTION("QTI IPQ9574 TLMM driver");
+MODULE_LICENSE("GPL");
+MODULE_DEVICE_TABLE(of, ipq9574_pinctrl_of_match);
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