From 444b89875fc0937ece181fa865c75c9d22649986 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Fri, 28 Jun 2024 11:08:48 -0700 Subject: [PATCH] ARM: spitz: Use software nodes to describe MMC GPIOs Convert Spitz to use software nodes for specifying GPIOs for the MMC. Signed-off-by: Dmitry Torokhov Reviewed-by: Linus Walleij Link: https://lore.kernel.org/r/20240628180852.1738922-9-dmitry.torokhov@gmail.com Signed-off-by: Arnd Bergmann --- arch/arm/mach-pxa/devices.c | 36 +++++++++++++----------- arch/arm/mach-pxa/devices.h | 1 - arch/arm/mach-pxa/gumstix.c | 2 +- arch/arm/mach-pxa/spitz.c | 18 +++++------- include/linux/platform_data/mmc-pxamci.h | 4 ++- 5 files changed, 31 insertions(+), 30 deletions(-) diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c index e2758c94fd77..d050a4c78f97 100644 --- a/arch/arm/mach-pxa/devices.c +++ b/arch/arm/mach-pxa/devices.c @@ -48,7 +48,7 @@ struct platform_device pxa_device_pmu = { .num_resources = 1, }; -static struct resource pxamci_resources[] = { +static const struct resource pxamci_resources[] = { [0] = { .start = 0x41100000, .end = 0x41100fff, @@ -61,22 +61,26 @@ static struct resource pxamci_resources[] = { }, }; -static u64 pxamci_dmamask = 0xffffffffUL; - -struct platform_device pxa_device_mci = { - .name = "pxa2xx-mci", - .id = 0, - .dev = { - .dma_mask = &pxamci_dmamask, - .coherent_dma_mask = 0xffffffff, - }, - .num_resources = ARRAY_SIZE(pxamci_resources), - .resource = pxamci_resources, -}; - -void __init pxa_set_mci_info(struct pxamci_platform_data *info) +void __init pxa_set_mci_info(const struct pxamci_platform_data *info, + const struct property_entry *props) { - pxa_register_device(&pxa_device_mci, info); + const struct platform_device_info mci_info = { + .name = "pxa2xx-mci", + .id = 0, + .res = pxamci_resources, + .num_res = ARRAY_SIZE(pxamci_resources), + .data = info, + .size_data = sizeof(*info), + .dma_mask = 0xffffffffUL, + .properties = props, + }; + struct platform_device *mci_dev; + int err; + + mci_dev = platform_device_register_full(&mci_info); + err = PTR_ERR_OR_ZERO(mci_dev); + if (err) + pr_err("Unable to create mci device: %d\n", err); } static struct pxa2xx_udc_mach_info pxa_udc_info = { diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h index b7c0e138ef61..72c556ff67db 100644 --- a/arch/arm/mach-pxa/devices.h +++ b/arch/arm/mach-pxa/devices.h @@ -4,7 +4,6 @@ struct mmp_dma_platdata; extern struct platform_device pxa_device_pmu; -extern struct platform_device pxa_device_mci; extern struct platform_device pxa3xx_device_mci2; extern struct platform_device pxa3xx_device_mci3; extern struct platform_device pxa25x_device_udc; diff --git a/arch/arm/mach-pxa/gumstix.c b/arch/arm/mach-pxa/gumstix.c index b9eddc691097..efa6faa62a2c 100644 --- a/arch/arm/mach-pxa/gumstix.c +++ b/arch/arm/mach-pxa/gumstix.c @@ -90,7 +90,7 @@ static struct pxamci_platform_data gumstix_mci_platform_data = { static void __init gumstix_mmc_init(void) { - pxa_set_mci_info(&gumstix_mci_platform_data); + pxa_set_mci_info(&gumstix_mci_platform_data, NULL); } #else static void __init gumstix_mmc_init(void) diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index c79510185ce3..4720a40587f1 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -651,21 +651,17 @@ static struct pxamci_platform_data spitz_mci_platform_data = { .setpower = spitz_mci_setpower, }; -static struct gpiod_lookup_table spitz_mci_gpio_table = { - .dev_id = "pxa2xx-mci.0", - .table = { - GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_DETECT, - "cd", GPIO_ACTIVE_LOW), - GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_WP, - "wp", GPIO_ACTIVE_LOW), - { }, - }, +static const struct property_entry spitz_mci_props[] __initconst = { + PROPERTY_ENTRY_GPIO("cd-gpios", &pxa2xx_gpiochip_node, + SPITZ_GPIO_nSD_DETECT, GPIO_ACTIVE_LOW), + PROPERTY_ENTRY_GPIO("wp-gpios", &pxa2xx_gpiochip_node, + SPITZ_GPIO_nSD_WP, GPIO_ACTIVE_LOW), + { } }; static void __init spitz_mmc_init(void) { - gpiod_add_lookup_table(&spitz_mci_gpio_table); - pxa_set_mci_info(&spitz_mci_platform_data); + pxa_set_mci_info(&spitz_mci_platform_data, spitz_mci_props); } #else static inline void spitz_mmc_init(void) {} diff --git a/include/linux/platform_data/mmc-pxamci.h b/include/linux/platform_data/mmc-pxamci.h index 7e44e84e7150..652f323b5ecc 100644 --- a/include/linux/platform_data/mmc-pxamci.h +++ b/include/linux/platform_data/mmc-pxamci.h @@ -7,6 +7,7 @@ struct device; struct mmc_host; +struct property_entry; struct pxamci_platform_data { unsigned int ocr_mask; /* available voltages */ @@ -18,7 +19,8 @@ struct pxamci_platform_data { bool gpio_card_ro_invert; /* gpio ro is inverted */ }; -extern void pxa_set_mci_info(struct pxamci_platform_data *info); +extern void pxa_set_mci_info(const struct pxamci_platform_data *info, + const struct property_entry *props); extern void pxa3xx_set_mci2_info(struct pxamci_platform_data *info); extern void pxa3xx_set_mci3_info(struct pxamci_platform_data *info);