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Merge tag 'mvebu-soc-3.20' of git://git.infradead.org/linux-mvebu into next/soc

Merge "mvebu: SoC for 3.20" from Andrew Lunn:

mvebu SoC changes for v3.20 (part #1)

- Update the SoC ID and revision definitions
- Add UART1 as DEBUG_LL possible target
- Rename DEBUG_LL to indicate UART index

* tag 'mvebu-soc-3.20' of git://git.infradead.org/linux-mvebu:
  ARM: mvebu: Update the SoC ID and revision definitions
  ARM: mvebu: Add UART1 as DEBUG_LL possible target
  ARM: mvebu: Rename DEBUG_LL to indicate UART index

Signed-off-by: Olof Johansson <olof@lixom.net>
Olof Johansson 10 lat temu
rodzic
commit
7329807288
2 zmienionych plików z 44 dodań i 9 usunięć
  1. 26 9
      arch/arm/Kconfig.debug
  2. 18 0
      arch/arm/mach-mvebu/mvebu-soc-id.h

+ 26 - 9
arch/arm/Kconfig.debug

@@ -455,13 +455,13 @@ choice
 		  Please adjust DEBUG_UART_PHYS and DEBUG_UART_BASE configuration
 		  options based on your needs.
 
-	config DEBUG_MVEBU_UART
-		bool "Kernel low-level debugging messages via MVEBU UART (old bootloaders)"
+	config DEBUG_MVEBU_UART0
+		bool "Kernel low-level debugging messages via MVEBU UART0 (old bootloaders)"
 		depends on ARCH_MVEBU
 		select DEBUG_UART_8250
 		help
 		  Say Y here if you want kernel low-level debugging support
-		  on MVEBU based platforms.
+		  on MVEBU based platforms on UART0.
 
 		  This option should be used with the old bootloaders
 		  that left the internal registers mapped at
@@ -474,13 +474,28 @@ choice
 		  when u-boot hands over to the kernel, the system
 		  silently crashes, with no serial output at all.
 
-	config DEBUG_MVEBU_UART_ALTERNATE
-		bool "Kernel low-level debugging messages via MVEBU UART (new bootloaders)"
+	config DEBUG_MVEBU_UART0_ALTERNATE
+		bool "Kernel low-level debugging messages via MVEBU UART0 (new bootloaders)"
 		depends on ARCH_MVEBU
 		select DEBUG_UART_8250
 		help
 		  Say Y here if you want kernel low-level debugging support
-		  on MVEBU based platforms.
+		  on MVEBU based platforms on UART0.
+
+		  This option should be used with the new bootloaders
+		  that remap the internal registers at 0xf1000000.
+
+		  If the wrong DEBUG_MVEBU_UART* option is selected,
+		  when u-boot hands over to the kernel, the system
+		  silently crashes, with no serial output at all.
+
+	config DEBUG_MVEBU_UART1_ALTERNATE
+		bool "Kernel low-level debugging messages via MVEBU UART1 (new bootloaders)"
+		depends on ARCH_MVEBU
+		select DEBUG_UART_8250
+		help
+		  Say Y here if you want kernel low-level debugging support
+		  on MVEBU based platforms on UART1.
 
 		  This option should be used with the new bootloaders
 		  that remap the internal registers at 0xf1000000.
@@ -1282,7 +1297,7 @@ config DEBUG_UART_PHYS
 	default 0xc8000000 if ARCH_IXP4XX && !CPU_BIG_ENDIAN
 	default 0xc8000003 if ARCH_IXP4XX && CPU_BIG_ENDIAN
 	default 0xd0000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX
-	default 0xd0012000 if DEBUG_MVEBU_UART
+	default 0xd0012000 if DEBUG_MVEBU_UART0
 	default 0xc81004c0 if DEBUG_MESON_UARTAO
 	default 0xd4017000 if DEBUG_MMP_UART2
 	default 0xd4018000 if DEBUG_MMP_UART3
@@ -1296,7 +1311,8 @@ config DEBUG_UART_PHYS
 	default 0xe8008000 if DEBUG_R7S72100_SCIF2
 	default 0xf0000be0 if ARCH_EBSA110
 	default 0xf040ab00 if DEBUG_BRCMSTB_UART
-	default 0xf1012000 if DEBUG_MVEBU_UART_ALTERNATE
+	default 0xf1012000 if DEBUG_MVEBU_UART0_ALTERNATE
+	default 0xf1012100 if DEBUG_MVEBU_UART1_ALTERNATE
 	default 0xf1012000 if ARCH_DOVE || ARCH_MV78XX0 || \
 				ARCH_ORION5X
 	default 0xf7fc9000 if DEBUG_BERLIN_UART
@@ -1377,7 +1393,8 @@ config DEBUG_UART_VIRT
 	default 0xfeb30c00 if DEBUG_KEYSTONE_UART0
 	default 0xfeb31000 if DEBUG_KEYSTONE_UART1
 	default 0xfec02000 if DEBUG_SOCFPGA_UART
-	default 0xfec12000 if DEBUG_MVEBU_UART || DEBUG_MVEBU_UART_ALTERNATE
+	default 0xfec12000 if DEBUG_MVEBU_UART0 || DEBUG_MVEBU_UART0_ALTERNATE
+	default 0xfec12100 if DEBUG_MVEBU_UART1_ALTERNATE
 	default 0xfec20000 if DEBUG_DAVINCI_DMx_UART0
 	default 0xfec90000 if DEBUG_RK32_UART2
 	default 0xfed0c000 if DEBUG_DAVINCI_DA8XX_UART1

+ 18 - 0
arch/arm/mach-mvebu/mvebu-soc-id.h

@@ -20,10 +20,28 @@
 #define MV78XX0_A0_REV	    0x1
 #define MV78XX0_B0_REV	    0x2
 
+/* Amada 370 ID */
+#define ARMADA_370_DEV_ID   0x6710
+
+/* Amada 370 Revision */
+#define ARMADA_370_A1_REV   0x1
+
+/* Armada 375 ID */
+#define ARMADA_375_DEV_ID   0x6720
+
 /* Armada 375 */
 #define ARMADA_375_Z1_REV   0x0
 #define ARMADA_375_A0_REV   0x3
 
+/* Armada 38x ID */
+#define ARMADA_380_DEV_ID   0x6810
+#define ARMADA_385_DEV_ID   0x6820
+#define ARMADA_388_DEV_ID   0x6828
+
+/* Armada 38x Revision */
+#define ARMADA_38x_Z1_REV   0x0
+#define ARMADA_38x_A0_REV   0x4
+
 #ifdef CONFIG_ARCH_MVEBU
 int mvebu_get_soc_id(u32 *dev, u32 *rev);
 #else