linux-kernel - [PATCH v3 1/3] spi: pxa2xx: Kill pxa2xx_set_spi

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Message-ID: <20240307195056.4059864-2-andriy.shevchenko@linux.intel.com>
Date: Thu,  7 Mar 2024 21:47:45 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Arnd Bergmann <arnd@...db.de>,
	linux-spi@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Cc: Mark Brown <broonie@...nel.org>,
	Daniel Mack <daniel@...que.org>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	Robert Jarzmik <robert.jarzmik@...e.fr>,
	Russell King <linux@...linux.org.uk>
Subject: [PATCH v3 1/3] spi: pxa2xx: Kill pxa2xx_set_spi_info()

There is the only one user of the pxa2xx_set_spi_info(). Unexport it
and inline to the actual user.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 arch/arm/mach-pxa/devices.c    | 18 ------------------
 arch/arm/mach-pxa/spitz.c      | 14 +++++++++++++-
 include/linux/spi/pxa2xx_spi.h |  8 --------
 3 files changed, 13 insertions(+), 27 deletions(-)

diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 661b3fc43275..1e4cd502340e 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -7,7 +7,6 @@
 #include <linux/clk-provider.h>
 #include <linux/dma-mapping.h>
 #include <linux/dmaengine.h>
-#include <linux/spi/pxa2xx_spi.h>
 #include <linux/platform_data/i2c-pxa.h>
 #include <linux/soc/pxa/cpu.h>
 
@@ -665,23 +664,6 @@ struct platform_device pxa27x_device_gpio = {
 	.resource	= pxa_resource_gpio,
 };
 
-/* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1.
- * See comment in arch/arm/mach-pxa/ssp.c::ssp_probe() */
-void __init pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_controller *info)
-{
-	struct platform_device *pd;
-
-	pd = platform_device_alloc("pxa2xx-spi", id);
-	if (pd == NULL) {
-		printk(KERN_ERR "pxa2xx-spi: failed to allocate device id %d\n",
-		       id);
-		return;
-	}
-
-	pd->dev.platform_data = info;
-	platform_device_add(pd);
-}
-
 static struct resource pxa_dma_resource[] = {
 	[0] = {
 		.start	= 0x40000000,
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index cc691b199429..318402ad685e 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -585,6 +585,9 @@ static struct gpiod_lookup_table spitz_spi_gpio_table = {
 
 static void __init spitz_spi_init(void)
 {
+	struct platform_device *pd;
+	int id = 2;
+
 	if (machine_is_akita())
 		gpiod_add_lookup_table(&akita_lcdcon_gpio_table);
 	else
@@ -592,7 +595,16 @@ static void __init spitz_spi_init(void)
 
 	gpiod_add_lookup_table(&spitz_ads7846_gpio_table);
 	gpiod_add_lookup_table(&spitz_spi_gpio_table);
-	pxa2xx_set_spi_info(2, &spitz_spi_info);
+
+	/* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1 */
+	pd = platform_device_alloc("pxa2xx-spi", id);
+	if (pd == NULL) {
+		pr_err("pxa2xx-spi: failed to allocate device id %d\n", id);
+	} else {
+		pd->dev.platform_data = &spitz_spi_info;
+		platform_device_add(pd);
+	}
+
 	spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
 }
 #else
diff --git a/include/linux/spi/pxa2xx_spi.h b/include/linux/spi/pxa2xx_spi.h
index ca2cd4e30ead..56aba2f737b1 100644
--- a/include/linux/spi/pxa2xx_spi.h
+++ b/include/linux/spi/pxa2xx_spi.h
@@ -45,12 +45,4 @@ struct pxa2xx_spi_chip {
 	u32 timeout;
 };
 
-#if defined(CONFIG_ARCH_PXA) || defined(CONFIG_ARCH_MMP)
-
-#include <linux/clk.h>
-
-extern void pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_controller *info);
-
-#endif
-
 #endif	/* __LINUX_SPI_PXA2XX_SPI_H */
-- 
2.43.0.rc1.1.gbec44491f096