Made MPC5121_ADS board support generic:
Renamed arch/powerpc/platforms/512x/mpc5121_ads.c and added list of supported
boards.
For both MPC5121 ADS or PRTLVT support, just select "MPC5121_GENERIC" and use
the corresponding device-tree.
Signed-off-by: David Jander <[EMAIL PROTECTED]>
---
arch/powerpc/boot/dts/prtlvt.dts | 272 ++++++++++++++++++++
arch/powerpc/platforms/512x/Kconfig | 14 +-
arch/powerpc/platforms/512x/Makefile | 2 +-
.../512x/{mpc5121_ads.c => mpc5121_generic.c} | 38 ++-
4 files changed, 307 insertions(+), 19 deletions(-)
create mode 100644 arch/powerpc/boot/dts/prtlvt.dts
rename arch/powerpc/platforms/512x/{mpc5121_ads.c => mpc5121_generic.c} (73%)
diff --git a/arch/powerpc/boot/dts/prtlvt.dts b/arch/powerpc/boot/dts/prtlvt.dts
new file mode 100644
index 0000000..a011c8c
--- /dev/null
+++ b/arch/powerpc/boot/dts/prtlvt.dts
@@ -0,0 +1,272 @@
+/*
+ * Device tree source for PRTLVT based boards, base on:
+ * MPC5121E MDS Device Tree Source
+ *
+ * Copyright 2007 Freescale Semiconductor Inc.
+ * Copyright 2008 Protonic Holland
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+ /* compile with: ./dtc -p 10240 -R 20 -I dts -o prtlvt.dtb -O dtb -b 0
dts/prtlvt.dts */
+
+/dts-v1/;
+
+/ {
+ model = "prtlvt";
+ compatible = "prt,prtlvt";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ PowerPC,[EMAIL PROTECTED] {
+ device_type = "cpu";
+ reg = <0>;
+ d-cache-line-size = <0x20>; // 32 bytes
+ i-cache-line-size = <0x20>; // 32 bytes
+ d-cache-size = <0x8000>; // L1, 32K
+ i-cache-size = <0x8000>; // L1, 32K
+ timebase-frequency = <50000000>;// 50 MHz (csb/4)
+ bus-frequency = <200000000>; // 200 MHz csb bus
+ clock-frequency = <400000000>; // 400 MHz ppc core
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x10000000>; // 256MB at 0
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "amd,s29gl256n", "cfi-flash";
+ reg = <0xfe000000 0x02000000>;
+ bank-width = <2>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ [EMAIL PROTECTED] {
+ label = "rootfs";
+ reg = <0x00000000 0x01800000>;
+ };
+ [EMAIL PROTECTED] {
+ label ="config0";
+ reg = <0x01800000 0x00200000>;
+ };
+ [EMAIL PROTECTED] {
+ label ="config1";
+ reg = <0x01a00000 0x00200000>;
+ };
+ [EMAIL PROTECTED] {
+ label ="kernel";
+ reg = <0x01c00000 0x002e0000>;
+ };
+ [EMAIL PROTECTED] {
+ label ="devicetree";
+ reg = <0x01ee0000 0x00020000>;
+ };
+ [EMAIL PROTECTED] {
+ label ="uboot";
+ reg = <0x01f00000 0x00100000>;
+ };
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-immr", "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ #interrupt-cells = <2>;
+ ranges = <0x0 0x80000000 0x400000>;
+ reg = <0x80000000 0x400000>;
+ bus-frequency = <66000000>; // 66 MHz ips bus
+
+
+ // IPIC
+ // interrupts cell = <intr #, sense>
+ // sense values match linux IORESOURCE_IRQ_* defines:
+ // sense == 8: Level, low assertion
+ // sense == 2: Edge, high-to-low change
+ //
+ ipic: [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-ipic", "fsl,ipic";
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <2>;
+ reg = <0xc00 0x100>;
+ };
+
+ // 512x PSCs are not 52xx PSCs compatible
+ // PSC0 serial port aka ttyPSC0
+ [EMAIL PROTECTED] {
+ device_type = "serial";
+ compatible = "fsl,mpc5121-psc-uart";
+ port-number = <0>;
+ cell-index = <0>;
+ reg = <0x11000 0x100>;
+ interrupts = <0x28 0x8>; // actually the fifo irq
+ interrupt-parent = < &ipic >;
+ };
+
+ // PSC1 serial port aka ttyPSC1
+ [EMAIL PROTECTED] {
+ device_type = "serial";
+ compatible = "fsl,mpc5121-psc-uart";
+ port-number = <1>;
+ cell-index = <1>;
+ reg = <0x11100 0x100>;
+ interrupts = <0x28 0x8>; // actually the fifo irq
+ interrupt-parent = < &ipic >;
+ };
+
+ // PSC2 serial port aka ttyPSC2
+ [EMAIL PROTECTED] {
+ device_type = "serial";
+ compatible = "fsl,mpc5121-psc-uart";
+ port-number = <2>;
+ cell-index = <2>;
+ reg = <0x11200 0x100>;
+ interrupts = <0x28 0x8>; // actually the fifo irq
+ interrupt-parent = < &ipic >;
+ };
+
+ // PSC3 serial port aka ttyPSC3
+ [EMAIL PROTECTED] {
+ device_type = "serial";
+ compatible = "fsl,mpc5121-psc-uart";
+ port-number = <3>;
+ cell-index = <3>;
+ reg = <0x11300 0x100>;
+ interrupts = <0x28 0x8>; // actually the fifo irq
+ interrupt-parent = < &ipic >;
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-psc-fifo";
+ reg = <0x11f00 0x100>;
+ interrupts = <0x28 0x8>;
+ interrupt-parent = < &ipic >;
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-i2c", "fsl-i2c";
+ reg = <0x1700 0x20>;
+ interrupts = <0x9 0x8>;
+ interrupt-parent = < &ipic >;
+ fsl5200-clocking;
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-i2c", "fsl-i2c";
+ reg = <0x1720 0x20>;
+ interrupts = <0xa 0x8>;
+ interrupt-parent = < &ipic >;
+ fsl5200-clocking;
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-i2c", "fsl-i2c";
+ reg = <0x1740 0x20>;
+ interrupts = <0xb 0x8>;
+ interrupt-parent = < &ipic >;
+ fsl5200-clocking;
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-i2c-ctrl";
+ reg = <0x1760 0x8>;
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-diu", "fsl-diu";
+ reg = <0x2100 0x100>;
+ interrupts = <0x40 0x8>;
+ interrupt-parent = < &ipic >;
+ clk-name = "diu_clk";
+ clk-parent = "ips_clk";
+ clk-ctrl = <0x1 0x1f>; // sccr2 bit 31
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-fec-mdio";
+ reg = <0x2800 0x800>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ phy: [EMAIL PROTECTED] {
+ reg = <1>;
+ device_type = "ethernet-phy";
+ };
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-fec";
+ reg = <0x2800 0x800>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <0x4 0x8 >;
+ interrupt-parent = < &ipic >;
+ phy-handle = < &phy >;
+ };
+
+ // port1 using extern ULPI PHY
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-usb2-dr", "fsl-usb2-dr";
+ reg = <0x3000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ interrupt-parent = < &ipic >;
+ interrupts = <0x2c 0x8>;
+ dr_mode = "otg";
+ phy_type = "ulpi";
+ port1;
+ };
+
+ // port0 using internal UTMI PHY
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-usb2-dr", "fsl-usb2-dr";
+ reg = <0x4000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ interrupt-parent = < &ipic >;
+ interrupts = <0x2b 0x8>;
+ dr_mode = "otg";
+ phy_type = "utmi";
+ port0;
+ };
+
+ // PSC4 in i2s mode
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-psc-i2s";
+ cell-index = <4>;
+ reg = <0x11400 0x100>;
+ interrupts = <0x20 8>;
+ interrupt-parent = < &ipic >;
+ };
+
+ // PSC5 in SPI mode for touchscreen
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-psc-spi";
+ cell-index = <5>;
+ reg = <0x11500 0x100>;
+ interrupts = <0x21 8>;
+ interrupt-parent = < &ipic >;
+ };
+
+ // This dma controller is not compatible with fsldma
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-dma2";
+ reg = <0x14000 0x1800>;
+ interrupts = <0x41 0x8>;
+ interrupt-parent = < &ipic >;
+ };
+
+ [EMAIL PROTECTED] {
+ compatible = "fsl,mpc5121-sata";
+ reg = <0x20000 0x2000>;
+ interrupts = <0x2d 0x8 0x56 0x8>;
+ interrupt-parent = < &ipic >;
+ };
+ };
+};
diff --git a/arch/powerpc/platforms/512x/Kconfig
b/arch/powerpc/platforms/512x/Kconfig
index 4c0da0c..57b3912 100644
--- a/arch/powerpc/platforms/512x/Kconfig
+++ b/arch/powerpc/platforms/512x/Kconfig
@@ -2,18 +2,20 @@ config PPC_MPC512x
bool
select FSL_SOC
select IPIC
- default n
config PPC_MPC5121
bool
select PPC_MPC512x
- default n
-config MPC5121_ADS
- bool "Freescale MPC5121E ADS"
+config MPC5121_GENERIC
+ bool "Generic support for simple MPC5121 based boards"
depends on PPC_MULTIPLATFORM && PPC32
select DEFAULT_UIMAGE
select PPC_MPC5121
help
- This option enables support for the MPC5121E ADS board.
- default n
+ This option enables support for a simple MPC5121 based boards which
+ do not need a custom platform specific setup.
+
+ Boards that are compatible with this generic platform support
+ are: Freescale MPC5121 ADS and Protonic LVT based boards (ZANMCU
+ and VICVT2).
diff --git a/arch/powerpc/platforms/512x/Makefile
b/arch/powerpc/platforms/512x/Makefile
index 232c89f..9d40a2e 100644
--- a/arch/powerpc/platforms/512x/Makefile
+++ b/arch/powerpc/platforms/512x/Makefile
@@ -1,4 +1,4 @@
#
# Makefile for the Freescale PowerPC 512x linux kernel.
#
-obj-$(CONFIG_MPC5121_ADS) += mpc5121_ads.o
+obj-$(CONFIG_MPC5121_GENERIC) += mpc5121_generic.o
diff --git a/arch/powerpc/platforms/512x/mpc5121_ads.c
b/arch/powerpc/platforms/512x/mpc5121_generic.c
similarity index 73%
rename from arch/powerpc/platforms/512x/mpc5121_ads.c
rename to arch/powerpc/platforms/512x/mpc5121_generic.c
index 50bd3a3..824ddbb 100644
--- a/arch/powerpc/platforms/512x/mpc5121_ads.c
+++ b/arch/powerpc/platforms/512x/mpc5121_generic.c
@@ -4,7 +4,7 @@
* Author: John Rigby, <[EMAIL PROTECTED]>, Thur Mar 29 2007
*
* Description:
- * MPC5121 ADS board setup
+ * MPC5121 SoC setup
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
@@ -58,7 +58,7 @@ static struct of_device_id __initdata of_bus_ids[] = {
{},
};
-static void __init mpc5121_ads_declare_of_platform_devices(void)
+static void __init mpc5121_generic_declare_of_platform_devices(void)
{
/* Find every child of the SOC node and add it to of_platform */
if (of_platform_bus_probe(NULL, of_bus_ids, NULL))
@@ -66,7 +66,7 @@ static void __init
mpc5121_ads_declare_of_platform_devices(void)
"Error while probing of_platform bus\n");
}
-static void __init mpc5121_ads_init_IRQ(void)
+static void __init mpc5121_generic_init_IRQ(void)
{
struct device_node *np;
@@ -84,21 +84,35 @@ static void __init mpc5121_ads_init_IRQ(void)
ipic_set_default_priority();
}
+/* list of the supported boards */
+static char *board[] __initdata = {
+ "fsl,mpc5121ads",
+ "prt,prtlvt",
+ NULL
+};
+
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
-static int __init mpc5121_ads_probe(void)
+static int __init mpc5121_generic_probe(void)
{
- unsigned long root = of_get_flat_dt_root();
+ unsigned long node = of_get_flat_dt_root();
+ int i = 0;
- return of_flat_dt_is_compatible(root, "fsl,mpc5121ads");
+ while (board[i]) {
+ if (of_flat_dt_is_compatible(node, board[i]))
+ break;
+ i++;
+ }
+
+ return (board[i] != NULL);
}
-define_machine(mpc5121_ads) {
- .name = "MPC5121 ADS",
- .probe = mpc5121_ads_probe,
- .init = mpc5121_ads_declare_of_platform_devices,
- .init_IRQ = mpc5121_ads_init_IRQ,
+define_machine(mpc5121_generic) {
+ .name = "MPC5121 generic",
+ .probe = mpc5121_generic_probe,
+ .init = mpc5121_generic_declare_of_platform_devices,
+ .init_IRQ = mpc5121_generic_init_IRQ,
.get_irq = ipic_get_irq,
- .calibrate_decr = generic_calibrate_decr,
+ .calibrate_decr = generic_calibrate_decr,
};
--
1.5.4.3
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