From 6202953df4feca4bb564141a7efbc8c697531203 Mon Sep 17 00:00:00 2001
From: Phil Sutter <phil@nwl.cc>
Date: Fri, 25 Dec 2015 14:41:24 +0100
Subject: mvebu: Add rudimental MV78230 support

This adds basic support for Marvell's MV78230 SoC which belongs to the
Armada XP series.

Signed-off-by: Phil Sutter <phil@nwl.cc>
Acked-by: Stefan Roese <sr@denx.de>
Reviewed-by: Tom Rini <trini@konsulko.com>

diff --git a/arch/arm/mach-mvebu/cpu.c b/arch/arm/mach-mvebu/cpu.c
index 84499ea..30b175c 100644
--- a/arch/arm/mach-mvebu/cpu.c
+++ b/arch/arm/mach-mvebu/cpu.c
@@ -49,13 +49,16 @@ int mvebu_soc_family(void)
 {
 	u16 devid = (readl(MVEBU_REG_PCIE_DEVID) >> 16) & 0xffff;
 
-	if ((devid == SOC_MV78260_ID) || (devid == SOC_MV78460_ID))
+	switch (devid) {
+	case SOC_MV78230_ID:
+	case SOC_MV78260_ID:
+	case SOC_MV78460_ID:
 		return MVEBU_SOC_AXP;
-
-	if (devid == SOC_88F6810_ID || devid == SOC_88F6820_ID ||
-	    devid == SOC_88F6828_ID)
+	case SOC_88F6810_ID:
+	case SOC_88F6820_ID:
+	case SOC_88F6828_ID:
 		return MVEBU_SOC_A38X;
-
+	}
 	return MVEBU_SOC_UNKNOWN;
 }
 
@@ -140,6 +143,9 @@ int print_cpuinfo(void)
 	puts("SoC:   ");
 
 	switch (devid) {
+	case SOC_MV78230_ID:
+		puts("MV78230-");
+		break;
 	case SOC_MV78260_ID:
 		puts("MV78260-");
 		break;
diff --git a/arch/arm/mach-mvebu/include/mach/soc.h b/arch/arm/mach-mvebu/include/mach/soc.h
index 9f6a2a4..cb216bc 100644
--- a/arch/arm/mach-mvebu/include/mach/soc.h
+++ b/arch/arm/mach-mvebu/include/mach/soc.h
@@ -11,6 +11,7 @@
 #ifndef _MVEBU_SOC_H
 #define _MVEBU_SOC_H
 
+#define SOC_MV78230_ID		0x7823
 #define SOC_MV78260_ID		0x7826
 #define SOC_MV78460_ID		0x7846
 #define SOC_88F6810_ID		0x6810
diff --git a/arch/arm/mach-mvebu/serdes/axp/high_speed_env_lib.c b/arch/arm/mach-mvebu/serdes/axp/high_speed_env_lib.c
index 633b899..afc0cef 100644
--- a/arch/arm/mach-mvebu/serdes/axp/high_speed_env_lib.c
+++ b/arch/arm/mach-mvebu/serdes/axp/high_speed_env_lib.c
@@ -199,7 +199,9 @@ u16 ctrl_model_get(void)
 	 * SoC version can't be autodetected. So we need to rely on a define
 	 * from the config system here.
 	 */
-#ifdef CONFIG_MV78260
+#if defined(CONFIG_MV78230)
+	return MV_78230_DEV_ID;
+#elif defined(CONFIG_MV78260)
 	return MV_78260_DEV_ID;
 #else
 	return MV_78460_DEV_ID;
@@ -217,6 +219,8 @@ u32 get_line_cfg(u32 line_num, MV_BIN_SERDES_CFG *info)
 static int serdes_max_lines_get(void)
 {
 	switch (ctrl_model_get()) {
+	case MV_78230_DEV_ID:
+		return 7;
 	case MV_78260_DEV_ID:
 		return 12;
 	case MV_78460_DEV_ID:
-- 
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