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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-09-27 12:47:17 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-09-27 12:47:17 +1000
commit9aae341287f55d5fc71f8a884e671f9058ad3388 (patch)
tree974ce958e70c0afd0a81cdda6f30d9a037470a98 /arch/powerpc
parentcaa1d631fc99940f866480c2bb88a6f5a235e7a2 (diff)
parent9d9fd8871b4136755160bf95a9abd0d23d738ddc (diff)
downloadlinaro-lsk-9aae341287f55d5fc71f8a884e671f9058ad3388.tar.gz
Merge remote-tracking branch 'agust/next' into next
mpc5xxx updates from Anatolij
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/boot/dts/o2d.dts47
-rw-r--r--arch/powerpc/boot/dts/o2d.dtsi139
-rw-r--r--arch/powerpc/boot/dts/o2d300.dts52
-rw-r--r--arch/powerpc/boot/dts/o2dnt2.dts48
-rw-r--r--arch/powerpc/boot/dts/o2i.dts33
-rw-r--r--arch/powerpc/boot/dts/o2mnt.dts33
-rw-r--r--arch/powerpc/boot/dts/o3dnt.dts48
-rw-r--r--arch/powerpc/include/asm/mpc52xx.h2
-rw-r--r--arch/powerpc/platforms/512x/Kconfig1
-rw-r--r--arch/powerpc/platforms/512x/clock.c6
-rw-r--r--arch/powerpc/platforms/512x/mpc512x_shared.c6
-rw-r--r--arch/powerpc/platforms/52xx/mpc5200_simple.c1
-rw-r--r--arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c35
13 files changed, 442 insertions, 9 deletions
diff --git a/arch/powerpc/boot/dts/o2d.dts b/arch/powerpc/boot/dts/o2d.dts
new file mode 100644
index 00000000000..9f6dd4d889b
--- /dev/null
+++ b/arch/powerpc/boot/dts/o2d.dts
@@ -0,0 +1,47 @@
+/*
+ * O2D Device Tree Source
+ *
+ * Copyright (C) 2012 DENX Software Engineering
+ * Anatolij Gustschin <agust@denx.de>
+ *
+ * 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.
+ */
+
+/include/ "o2d.dtsi"
+
+/ {
+ model = "ifm,o2d";
+ compatible = "ifm,o2d";
+
+ memory {
+ reg = <0x00000000 0x08000000>; // 128MB
+ };
+
+ localbus {
+ ranges = <0 0 0xfc000000 0x02000000
+ 3 0 0xe3000000 0x00100000>;
+
+ flash@0,0 {
+ compatible = "cfi-flash";
+ reg = <0 0 0x02000000>;
+ bank-width = <2>;
+ device-width = <2>;
+ #size-cells = <1>;
+ #address-cells = <1>;
+
+ partition@60000 {
+ label = "kernel";
+ reg = <0x00060000 0x00260000>;
+ read-only;
+ };
+ /* o2d specific partitions */
+ partition@2c0000 {
+ label = "o2d user defined";
+ reg = <0x002c0000 0x01d40000>;
+ };
+ };
+ };
+};
diff --git a/arch/powerpc/boot/dts/o2d.dtsi b/arch/powerpc/boot/dts/o2d.dtsi
new file mode 100644
index 00000000000..3444eb8f0ad
--- /dev/null
+++ b/arch/powerpc/boot/dts/o2d.dtsi
@@ -0,0 +1,139 @@
+/*
+ * O2D base Device Tree Source
+ *
+ * Copyright (C) 2012 DENX Software Engineering
+ * Anatolij Gustschin <agust@denx.de>
+ *
+ * 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.
+ */
+
+/include/ "mpc5200b.dtsi"
+
+/ {
+ model = "ifm,o2d";
+ compatible = "ifm,o2d";
+
+ memory {
+ reg = <0x00000000 0x04000000>; // 64MB
+ };
+
+ soc5200@f0000000 {
+
+ gpio_simple: gpio@b00 {
+ };
+
+ timer@600 { // General Purpose Timer
+ #gpio-cells = <2>;
+ gpio-controller;
+ fsl,has-wdt;
+ fsl,wdt-on-boot = <0>;
+ };
+
+ timer@610 {
+ #gpio-cells = <2>;
+ gpio-controller;
+ };
+
+ timer7: timer@670 {
+ };
+
+ rtc@800 {
+ status = "disabled";
+ };
+
+ psc@2000 { // PSC1
+ compatible = "fsl,mpc5200b-psc-spi","fsl,mpc5200-psc-spi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ cell-index = <0>;
+
+ spidev@0 {
+ compatible = "spidev";
+ spi-max-frequency = <250000>;
+ reg = <0>;
+ };
+ };
+
+ psc@2200 { // PSC2
+ status = "disabled";
+ };
+
+ psc@2400 { // PSC3
+ status = "disabled";
+ };
+
+ psc@2600 { // PSC4
+ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+ };
+
+ psc@2800 { // PSC5
+ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+ };
+
+ psc@2c00 { // PSC6
+ status = "disabled";
+ };
+
+ ethernet@3000 {
+ phy-handle = <&phy0>;
+ };
+
+ mdio@3000 {
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+ };
+
+ sclpc@3c00 {
+ compatible = "fsl,mpc5200-lpbfifo";
+ reg = <0x3c00 0x60>;
+ interrupts = <3 23 0>;
+ };
+ };
+
+ localbus {
+ ranges = <0 0 0xff000000 0x01000000
+ 3 0 0xe3000000 0x00100000>;
+
+ // flash device at LocalPlus Bus CS0
+ flash@0,0 {
+ compatible = "cfi-flash";
+ reg = <0 0 0x01000000>;
+ bank-width = <1>;
+ device-width = <2>;
+ #size-cells = <1>;
+ #address-cells = <1>;
+ no-unaligned-direct-access;
+
+ /* common layout for all machines */
+ partition@0 {
+ label = "u-boot";
+ reg = <0x00000000 0x00040000>;
+ read-only;
+ };
+ partition@40000 {
+ label = "env";
+ reg = <0x00040000 0x00020000>;
+ read-only;
+ };
+ };
+
+ csi@3,0 {
+ compatible = "ifm,o2d-csi";
+ reg = <3 0 0x00100000>;
+ ifm,csi-clk-handle = <&timer7>;
+ gpios = <&gpio_simple 23 0 /* imag_capture */
+ &gpio_simple 26 0 /* imag_reset */
+ &gpio_simple 29 0>; /* imag_master_en */
+
+ interrupts = <1 1 2>; /* IRQ1, edge falling */
+
+ ifm,csi-addr-bus-width = <24>;
+ ifm,csi-data-bus-width = <8>;
+ ifm,csi-wait-cycles = <0>;
+ };
+ };
+};
diff --git a/arch/powerpc/boot/dts/o2d300.dts b/arch/powerpc/boot/dts/o2d300.dts
new file mode 100644
index 00000000000..29affe0f0da
--- /dev/null
+++ b/arch/powerpc/boot/dts/o2d300.dts
@@ -0,0 +1,52 @@
+/*
+ * O2D300 Device Tree Source
+ *
+ * Copyright (C) 2012 DENX Software Engineering
+ * Anatolij Gustschin <agust@denx.de>
+ *
+ * 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.
+ */
+
+/include/ "o2d.dtsi"
+
+/ {
+ model = "ifm,o2d300";
+ compatible = "ifm,o2d";
+
+ localbus {
+ ranges = <0 0 0xfc000000 0x02000000
+ 3 0 0xe3000000 0x00100000>;
+ flash@0,0 {
+ compatible = "cfi-flash";
+ reg = <0 0 0x02000000>;
+ bank-width = <2>;
+ device-width = <2>;
+ #size-cells = <1>;
+ #address-cells = <1>;
+
+ partition@40000 {
+ label = "env_1";
+ reg = <0x00040000 0x00020000>;
+ read-only;
+ };
+ partition@60000 {
+ label = "env_2";
+ reg = <0x00060000 0x00020000>;
+ read-only;
+ };
+ partition@80000 {
+ label = "kernel";
+ reg = <0x00080000 0x00260000>;
+ read-only;
+ };
+ /* o2d300 specific partitions */
+ partition@2e0000 {
+ label = "o2d300 user defined";
+ reg = <0x002e0000 0x01d20000>;
+ };
+ };
+ };
+};
diff --git a/arch/powerpc/boot/dts/o2dnt2.dts b/arch/powerpc/boot/dts/o2dnt2.dts
new file mode 100644
index 00000000000..a0f5b97a4f0
--- /dev/null
+++ b/arch/powerpc/boot/dts/o2dnt2.dts
@@ -0,0 +1,48 @@
+/*
+ * O2DNT2 Device Tree Source
+ *
+ * Copyright (C) 2012 DENX Software Engineering
+ * Anatolij Gustschin <agust@denx.de>
+ *
+ * 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.
+ */
+
+/include/ "o2d.dtsi"
+
+/ {
+ model = "ifm,o2dnt2";
+ compatible = "ifm,o2d";
+
+ memory {
+ reg = <0x00000000 0x08000000>; // 128MB
+ };
+
+ localbus {
+ ranges = <0 0 0xfc000000 0x02000000
+ 3 0 0xe3000000 0x00100000>;
+
+ flash@0,0 {
+ compatible = "cfi-flash";
+ reg = <0 0 0x02000000>;
+ bank-width = <2>;
+ device-width = <2>;
+ #size-cells = <1>;
+ #address-cells = <1>;
+
+ partition@60000 {
+ label = "kernel";
+ reg = <0x00060000 0x00260000>;
+ read-only;
+ };
+
+ /* o2dnt2 specific partitions */
+ partition@2c0000 {
+ label = "o2dnt2 user defined";
+ reg = <0x002c0000 0x01d40000>;
+ };
+ };
+ };
+};
diff --git a/arch/powerpc/boot/dts/o2i.dts b/arch/powerpc/boot/dts/o2i.dts
new file mode 100644
index 00000000000..e3cc99d1360
--- /dev/null
+++ b/arch/powerpc/boot/dts/o2i.dts
@@ -0,0 +1,33 @@
+/*
+ * O2I Device Tree Source
+ *
+ * Copyright (C) 2012 DENX Software Engineering
+ * Anatolij Gustschin <agust@denx.de>
+ *
+ * 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.
+ */
+
+/include/ "o2d.dtsi"
+
+/ {
+ model = "ifm,o2i";
+ compatible = "ifm,o2d";
+
+ localbus {
+ flash@0,0 {
+ partition@60000 {
+ label = "kernel";
+ reg = <0x00060000 0x00260000>;
+ read-only;
+ };
+ /* o2i specific partitions */
+ partition@2c0000 {
+ label = "o2i user defined";
+ reg = <0x002c0000 0x00d40000>;
+ };
+ };
+ };
+};
diff --git a/arch/powerpc/boot/dts/o2mnt.dts b/arch/powerpc/boot/dts/o2mnt.dts
new file mode 100644
index 00000000000..d91859a9e94
--- /dev/null
+++ b/arch/powerpc/boot/dts/o2mnt.dts
@@ -0,0 +1,33 @@
+/*
+ * O2MNT Device Tree Source
+ *
+ * Copyright (C) 2012 DENX Software Engineering
+ * Anatolij Gustschin <agust@denx.de>
+ *
+ * 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.
+ */
+
+/include/ "o2d.dtsi"
+
+/ {
+ model = "ifm,o2mnt";
+ compatible = "ifm,o2d";
+
+ localbus {
+ flash@0,0 {
+ partition@60000 {
+ label = "kernel";
+ reg = <0x00060000 0x00260000>;
+ read-only;
+ };
+ /* add o2mnt specific partitions */
+ partition@2c0000 {
+ label = "o2mnt user defined";
+ reg = <0x002c0000 0x00d40000>;
+ };
+ };
+ };
+};
diff --git a/arch/powerpc/boot/dts/o3dnt.dts b/arch/powerpc/boot/dts/o3dnt.dts
new file mode 100644
index 00000000000..acce4932649
--- /dev/null
+++ b/arch/powerpc/boot/dts/o3dnt.dts
@@ -0,0 +1,48 @@
+/*
+ * O3DNT Device Tree Source
+ *
+ * Copyright (C) 2012 DENX Software Engineering
+ * Anatolij Gustschin <agust@denx.de>
+ *
+ * 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.
+ */
+
+/include/ "o2d.dtsi"
+
+/ {
+ model = "ifm,o3dnt";
+ compatible = "ifm,o2d";
+
+ memory {
+ reg = <0x00000000 0x04000000>; // 64MB
+ };
+
+ localbus {
+ ranges = <0 0 0xfc000000 0x01000000
+ 3 0 0xe3000000 0x00100000>;
+
+ flash@0,0 {
+ compatible = "cfi-flash";
+ reg = <0 0 0x01000000>;
+ bank-width = <2>;
+ device-width = <2>;
+ #size-cells = <1>;
+ #address-cells = <1>;
+
+ partition@60000 {
+ label = "kernel";
+ reg = <0x00060000 0x00260000>;
+ read-only;
+ };
+
+ /* o3dnt specific partitions */
+ partition@2c0000 {
+ label = "o3dnt user defined";
+ reg = <0x002c0000 0x00d40000>;
+ };
+ };
+ };
+};
diff --git a/arch/powerpc/include/asm/mpc52xx.h b/arch/powerpc/include/asm/mpc52xx.h
index 1f41382eda3..0acc7c7c28d 100644
--- a/arch/powerpc/include/asm/mpc52xx.h
+++ b/arch/powerpc/include/asm/mpc52xx.h
@@ -307,6 +307,7 @@ struct mpc52xx_lpbfifo_request {
size_t size;
size_t pos; /* current position of transfer */
int flags;
+ int defer_xfer_start;
/* What to do when finished */
void (*callback)(struct mpc52xx_lpbfifo_request *);
@@ -323,6 +324,7 @@ struct mpc52xx_lpbfifo_request {
extern int mpc52xx_lpbfifo_submit(struct mpc52xx_lpbfifo_request *req);
extern void mpc52xx_lpbfifo_abort(struct mpc52xx_lpbfifo_request *req);
extern void mpc52xx_lpbfifo_poll(void);
+extern int mpc52xx_lpbfifo_start_xfer(struct mpc52xx_lpbfifo_request *req);
/* mpc52xx_pic.c */
extern void mpc52xx_init_irq(void);
diff --git a/arch/powerpc/platforms/512x/Kconfig b/arch/powerpc/platforms/512x/Kconfig
index c16999802ec..b62508b113d 100644
--- a/arch/powerpc/platforms/512x/Kconfig
+++ b/arch/powerpc/platforms/512x/Kconfig
@@ -2,6 +2,7 @@ config PPC_MPC512x
bool "512x-based boards"
depends on 6xx
select FSL_SOC
+ select FB_FSL_DIU
select IPIC
select PPC_CLOCK
select PPC_PCI_CHOICE
diff --git a/arch/powerpc/platforms/512x/clock.c b/arch/powerpc/platforms/512x/clock.c
index 1d8700ff60b..9f771e05457 100644
--- a/arch/powerpc/platforms/512x/clock.c
+++ b/arch/powerpc/platforms/512x/clock.c
@@ -54,14 +54,16 @@ static DEFINE_MUTEX(clocks_mutex);
static struct clk *mpc5121_clk_get(struct device *dev, const char *id)
{
struct clk *p, *clk = ERR_PTR(-ENOENT);
- int dev_match = 0;
- int id_match = 0;
+ int dev_match;
+ int id_match;
if (dev == NULL || id == NULL)
return clk;
mutex_lock(&clocks_mutex);
list_for_each_entry(p, &clocks, node) {
+ dev_match = id_match = 0;
+
if (dev == p->dev)
dev_match++;
if (strcmp(id, p->name) == 0)
diff --git a/arch/powerpc/platforms/512x/mpc512x_shared.c b/arch/powerpc/platforms/512x/mpc512x_shared.c
index cfe958e94e1..1650e090ef3 100644
--- a/arch/powerpc/platforms/512x/mpc512x_shared.c
+++ b/arch/powerpc/platforms/512x/mpc512x_shared.c
@@ -191,8 +191,6 @@ mpc512x_valid_monitor_port(enum fsl_diu_monitor_port port)
static struct fsl_diu_shared_fb __attribute__ ((__aligned__(8))) diu_shared_fb;
-#if defined(CONFIG_FB_FSL_DIU) || \
- defined(CONFIG_FB_FSL_DIU_MODULE)
static inline void mpc512x_free_bootmem(struct page *page)
{
__ClearPageReserved(page);
@@ -220,7 +218,6 @@ void mpc512x_release_bootmem(void)
}
diu_ops.release_bootmem = NULL;
}
-#endif
/*
* Check if DIU was pre-initialized. If so, perform steps
@@ -323,15 +320,12 @@ void __init mpc512x_setup_diu(void)
}
}
-#if defined(CONFIG_FB_FSL_DIU) || \
- defined(CONFIG_FB_FSL_DIU_MODULE)
diu_ops.get_pixel_format = mpc512x_get_pixel_format;
diu_ops.set_gamma_table = mpc512x_set_gamma_table;
diu_ops.set_monitor_port = mpc512x_set_monitor_port;
diu_ops.set_pixel_clock = mpc512x_set_pixel_clock;
diu_ops.valid_monitor_port = mpc512x_valid_monitor_port;
diu_ops.release_bootmem = mpc512x_release_bootmem;
-#endif
}
void __init mpc512x_init_IRQ(void)
diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c
index c0aa04068d6..9cf36020cf0 100644
--- a/arch/powerpc/platforms/52xx/mpc5200_simple.c
+++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c
@@ -52,6 +52,7 @@ static void __init mpc5200_simple_setup_arch(void)
static const char *board[] __initdata = {
"anonymous,a4m072",
"anon,charon",
+ "ifm,o2d",
"intercontrol,digsy-mtc",
"manroland,mucmc52",
"manroland,uc101",
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
index d61fb1c0c1a..2351f9e0fb6 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
@@ -170,7 +170,8 @@ static void mpc52xx_lpbfifo_kick(struct mpc52xx_lpbfifo_request *req)
out_be32(lpbfifo.regs + LPBFIFO_REG_CONTROL, bit_fields);
/* Kick it off */
- out_8(lpbfifo.regs + LPBFIFO_REG_PACKET_SIZE, 0x01);
+ if (!lpbfifo.req->defer_xfer_start)
+ out_8(lpbfifo.regs + LPBFIFO_REG_PACKET_SIZE, 0x01);
if (dma)
bcom_enable(lpbfifo.bcom_cur_task);
}
@@ -421,6 +422,38 @@ int mpc52xx_lpbfifo_submit(struct mpc52xx_lpbfifo_request *req)
}
EXPORT_SYMBOL(mpc52xx_lpbfifo_submit);
+int mpc52xx_lpbfifo_start_xfer(struct mpc52xx_lpbfifo_request *req)
+{
+ unsigned long flags;
+
+ if (!lpbfifo.regs)
+ return -ENODEV;
+
+ spin_lock_irqsave(&lpbfifo.lock, flags);
+
+ /*
+ * If the req pointer is already set and a transfer was
+ * started on submit, then this transfer is in progress
+ */
+ if (lpbfifo.req && !lpbfifo.req->defer_xfer_start) {
+ spin_unlock_irqrestore(&lpbfifo.lock, flags);
+ return -EBUSY;
+ }
+
+ /*
+ * If the req was previously submitted but not
+ * started, start it now
+ */
+ if (lpbfifo.req && lpbfifo.req == req &&
+ lpbfifo.req->defer_xfer_start) {
+ out_8(lpbfifo.regs + LPBFIFO_REG_PACKET_SIZE, 0x01);
+ }
+
+ spin_unlock_irqrestore(&lpbfifo.lock, flags);
+ return 0;
+}
+EXPORT_SYMBOL(mpc52xx_lpbfifo_start_xfer);
+
void mpc52xx_lpbfifo_abort(struct mpc52xx_lpbfifo_request *req)
{
unsigned long flags;