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Tue, 24 Jun 2025 06:19:26 -0700 (PDT) Received: from [127.0.1.1] ([2a01:cb1d:dc:7e00:34d2:109c:3293:19e9]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-453646fd74asm141302195e9.22.2025.06.24.06.19.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Jun 2025 06:19:25 -0700 (PDT) From: Bartosz Golaszewski Date: Tue, 24 Jun 2025 15:19:14 +0200 Subject: [PATCH RFT 3/6] mfd: vexpress-sysreg: set-up software nodes for gpio-mmio Precedence: bulk X-Mailing-List: linux-omap@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250624-gpio-mmio-pdata-v1-3-a58c72eb556a@linaro.org> References: <20250624-gpio-mmio-pdata-v1-0-a58c72eb556a@linaro.org> In-Reply-To: <20250624-gpio-mmio-pdata-v1-0-a58c72eb556a@linaro.org> To: Linus Walleij , Bartosz Golaszewski , Lee Jones , Liviu Dudau , Sudeep Holla , Lorenzo Pieralisi , Aaro Koskinen , Janusz Krzysztofik , Tony Lindgren , Russell King , Krzysztof Kozlowski , Alim Akhtar Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, patches@opensource.cirrus.com, linux-samsung-soc@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; 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a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski Replace struct bgpio_pdata - that we plan to remove - with software nodes containing properties encoding the same values thatr can now be parsed by gpio-mmio. Signed-off-by: Bartosz Golaszewski --- drivers/mfd/vexpress-sysreg.c | 46 ++++++++++++++++++++++++++----------------- 1 file changed, 28 insertions(+), 18 deletions(-) diff --git a/drivers/mfd/vexpress-sysreg.c b/drivers/mfd/vexpress-sysreg.c index ef03d6cec9ff6927668d051ca459eb1d8ff7269e..fc2daffc4352cca763cefbf6e17bdd5242290198 100644 --- a/drivers/mfd/vexpress-sysreg.c +++ b/drivers/mfd/vexpress-sysreg.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include @@ -37,22 +38,34 @@ /* The sysreg block is just a random collection of various functions... */ -static struct bgpio_pdata vexpress_sysreg_sys_led_pdata = { - .label = "sys_led", - .base = -1, - .ngpio = 8, +static const struct property_entry vexpress_sysreg_sys_led_props[] = { + PROPERTY_ENTRY_STRING("label", "sys_led"), + PROPERTY_ENTRY_U32("ngpios", 8), + { } }; -static struct bgpio_pdata vexpress_sysreg_sys_mci_pdata = { - .label = "sys_mci", - .base = -1, - .ngpio = 2, +static const struct software_node vexpress_sysreg_sys_led_swnode = { + .properties = vexpress_sysreg_sys_led_props, }; -static struct bgpio_pdata vexpress_sysreg_sys_flash_pdata = { - .label = "sys_flash", - .base = -1, - .ngpio = 1, +static const struct property_entry vexpress_sysreg_sys_mci_props[] = { + PROPERTY_ENTRY_STRING("label", "sys_mci"), + PROPERTY_ENTRY_U32("ngpios", 2), + { } +}; + +static const struct software_node vexpress_sysreg_sys_mci_swnode = { + .properties = vexpress_sysreg_sys_mci_props, +}; + +static const struct property_entry vexpress_sysreg_sys_flash_props[] = { + PROPERTY_ENTRY_STRING("label", "sys_flash"), + PROPERTY_ENTRY_U32("ngpios", 1), + { } +}; + +static const struct software_node vexpress_sysreg_sys_flash_swnode = { + .properties = vexpress_sysreg_sys_flash_props, }; static struct mfd_cell vexpress_sysreg_cells[] = { @@ -61,22 +74,19 @@ static struct mfd_cell vexpress_sysreg_cells[] = { .of_compatible = "arm,vexpress-sysreg,sys_led", .num_resources = 1, .resources = &DEFINE_RES_MEM_NAMED(SYS_LED, 0x4, "dat"), - .platform_data = &vexpress_sysreg_sys_led_pdata, - .pdata_size = sizeof(vexpress_sysreg_sys_led_pdata), + .swnode = &vexpress_sysreg_sys_led_swnode, }, { .name = "basic-mmio-gpio", .of_compatible = "arm,vexpress-sysreg,sys_mci", .num_resources = 1, .resources = &DEFINE_RES_MEM_NAMED(SYS_MCI, 0x4, "dat"), - .platform_data = &vexpress_sysreg_sys_mci_pdata, - .pdata_size = sizeof(vexpress_sysreg_sys_mci_pdata), + .swnode = &vexpress_sysreg_sys_mci_swnode, }, { .name = "basic-mmio-gpio", .of_compatible = "arm,vexpress-sysreg,sys_flash", .num_resources = 1, .resources = &DEFINE_RES_MEM_NAMED(SYS_FLASH, 0x4, "dat"), - .platform_data = &vexpress_sysreg_sys_flash_pdata, - .pdata_size = sizeof(vexpress_sysreg_sys_flash_pdata), + .swnode = &vexpress_sysreg_sys_flash_swnode, }, { .name = "vexpress-syscfg", .num_resources = 1,