ARM: shmobile: r8a7790: add thermal driver support

The current temperature may be read using:
cat /sys/class/thermal/thermal_zone0/temp

Based on similar work for the r8a73a4 by Kuninori Morimoto.

Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c
index b7e78b9a7fdf..bc40a44de127 100644
--- a/arch/arm/mach-shmobile/setup-r8a7790.c
+++ b/arch/arm/mach-shmobile/setup-r8a7790.c
@@ -148,6 +148,17 @@ static struct resource irqc0_resources[] __initdata = {
                                           &irqc##idx##_data,            \
                                           sizeof(struct renesas_irqc_config))
 
+static struct resource thermal_resources[] __initdata = {
+        DEFINE_RES_MEM(0xe61f0000, 0x14),
+        DEFINE_RES_MEM(0xe61f0100, 0x38),
+        DEFINE_RES_IRQ(gic_spi(69)),
+};
+
+#define r8a7790_register_thermal()                                      \
+        platform_device_register_simple("rcar_thermal", -1,             \
+                                        thermal_resources,              \
+                                        ARRAY_SIZE(thermal_resources))
+
 void __init r8a7790_add_standard_devices(void)
 {
         r8a7790_register_scif(SCIFA0);
@@ -161,6 +172,7 @@ void __init r8a7790_add_standard_devices(void)
         r8a7790_register_scif(HSCIF0);
         r8a7790_register_scif(HSCIF1);
         r8a7790_register_irqc(0);
+        r8a7790_register_thermal();
 }
 
 void __init r8a7790_timer_init(void)