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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/arm/mach-mmp/tavorevb.c
parentInitial commit. (diff)
downloadlinux-upstream/5.10.209.tar.xz
linux-upstream/5.10.209.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-mmp/tavorevb.c')
-rw-r--r--arch/arm/mach-mmp/tavorevb.c113
1 files changed, 113 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/tavorevb.c b/arch/arm/mach-mmp/tavorevb.c
new file mode 100644
index 000000000..3261d2322
--- /dev/null
+++ b/arch/arm/mach-mmp/tavorevb.c
@@ -0,0 +1,113 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/mach-mmp/tavorevb.c
+ *
+ * Support for the Marvell PXA910-based TavorEVB Development Platform.
+ */
+#include <linux/gpio.h>
+#include <linux/gpio-pxa.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/smc91x.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include "addr-map.h"
+#include "mfp-pxa910.h"
+#include "pxa910.h"
+#include "irqs.h"
+
+#include "common.h"
+
+static unsigned long tavorevb_pin_config[] __initdata = {
+ /* UART2 */
+ GPIO47_UART2_RXD,
+ GPIO48_UART2_TXD,
+
+ /* SMC */
+ SM_nCS0_nCS0,
+ SM_ADV_SM_ADV,
+ SM_SCLK_SM_SCLK,
+ SM_SCLK_SM_SCLK,
+ SM_BE0_SM_BE0,
+ SM_BE1_SM_BE1,
+
+ /* DFI */
+ DF_IO0_ND_IO0,
+ DF_IO1_ND_IO1,
+ DF_IO2_ND_IO2,
+ DF_IO3_ND_IO3,
+ DF_IO4_ND_IO4,
+ DF_IO5_ND_IO5,
+ DF_IO6_ND_IO6,
+ DF_IO7_ND_IO7,
+ DF_IO8_ND_IO8,
+ DF_IO9_ND_IO9,
+ DF_IO10_ND_IO10,
+ DF_IO11_ND_IO11,
+ DF_IO12_ND_IO12,
+ DF_IO13_ND_IO13,
+ DF_IO14_ND_IO14,
+ DF_IO15_ND_IO15,
+ DF_nCS0_SM_nCS2_nCS0,
+ DF_ALE_SM_WEn_ND_ALE,
+ DF_CLE_SM_OEn_ND_CLE,
+ DF_WEn_DF_WEn,
+ DF_REn_DF_REn,
+ DF_RDY0_DF_RDY0,
+};
+
+static struct pxa_gpio_platform_data pxa910_gpio_pdata = {
+ .irq_base = MMP_GPIO_TO_IRQ(0),
+};
+
+static struct smc91x_platdata tavorevb_smc91x_info = {
+ .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
+};
+
+static struct resource smc91x_resources[] = {
+ [0] = {
+ .start = SMC_CS1_PHYS_BASE + 0x300,
+ .end = SMC_CS1_PHYS_BASE + 0xfffff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = MMP_GPIO_TO_IRQ(80),
+ .end = MMP_GPIO_TO_IRQ(80),
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
+ }
+};
+
+static struct platform_device smc91x_device = {
+ .name = "smc91x",
+ .id = 0,
+ .dev = {
+ .platform_data = &tavorevb_smc91x_info,
+ },
+ .num_resources = ARRAY_SIZE(smc91x_resources),
+ .resource = smc91x_resources,
+};
+
+static void __init tavorevb_init(void)
+{
+ mfp_config(ARRAY_AND_SIZE(tavorevb_pin_config));
+
+ /* on-chip devices */
+ pxa910_add_uart(1);
+ platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata,
+ sizeof(struct pxa_gpio_platform_data));
+ platform_device_register(&pxa910_device_gpio);
+
+ /* off-chip devices */
+ platform_device_register(&smc91x_device);
+}
+
+MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)")
+ .map_io = mmp_map_io,
+ .nr_irqs = MMP_NR_IRQS,
+ .init_irq = pxa910_init_irq,
+ .init_time = pxa910_timer_init,
+ .init_machine = tavorevb_init,
+ .restart = mmp_restart,
+MACHINE_END