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core fixes * Mask timer irq on startup * Fix dma width constants * Do not try to ack intc irqs 

SVN-Revision: 21617
owl
Lars-Peter Clausen 2010-05-29 00:09:11 +00:00
parent 70952dc944
commit dd93818f19
2 changed files with 55 additions and 59 deletions
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102
target/linux/xburst/patches-2.6.34/001-core.patch
View File

@ -1,4 +1,4 @@
From 7efb2cae3df49ba749860a0df04933dc522da224 Mon Sep 17 00:00:00 2001
From e1828438bbdd0623cf7f9c6672f2fe65b1349aa6 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 17:35:05 +0200
Subject: [PATCH] Add JZ4740 SoC core support
@ -18,13 +18,13 @@ Subject: [PATCH] Add JZ4740 SoC core support
arch/mips/include/asm/mach-jz4740/timer.h | 22 +
arch/mips/include/asm/mach-jz4740/war.h | 25 +
arch/mips/jz4740/Kconfig | 29 +
arch/mips/jz4740/Makefile | 17 +
arch/mips/jz4740/Makefile | 18 +
arch/mips/jz4740/clock-debugfs.c | 109 +++
arch/mips/jz4740/clock.c | 935 ++++++++++++++++++++++++++
arch/mips/jz4740/clock.h | 75 ++
arch/mips/jz4740/dma.c | 339 ++++++++++
arch/mips/jz4740/dma.c | 336 +++++++++
arch/mips/jz4740/gpio.c | 598 ++++++++++++++++
arch/mips/jz4740/irq.c | 174 +++++
arch/mips/jz4740/irq.c | 170 +++++
arch/mips/jz4740/irq.h | 21 +
arch/mips/jz4740/platform.c | 246 +++++++
arch/mips/jz4740/pm.c | 59 ++
@ -33,12 +33,12 @@ Subject: [PATCH] Add JZ4740 SoC core support
arch/mips/jz4740/reset.c | 81 +++
arch/mips/jz4740/reset.h | 7 +
arch/mips/jz4740/setup.c | 64 ++
arch/mips/jz4740/time.c | 145 ++++
arch/mips/jz4740/timer.c | 45 ++
arch/mips/jz4740/time.c | 144 ++++
arch/mips/jz4740/timer.c | 48 ++
arch/mips/jz4740/timer.h | 130 ++++
arch/mips/kernel/cpu-probe.c | 20 +
arch/mips/mm/tlbex.c | 5 +
34 files changed, 4073 insertions(+), 1 deletions(-)
34 files changed, 4069 insertions(+), 1 deletions(-)
create mode 100644 arch/mips/include/asm/mach-jz4740/base.h
create mode 100644 arch/mips/include/asm/mach-jz4740/clock.h
create mode 100644 arch/mips/include/asm/mach-jz4740/dma.h
@ -232,7 +232,7 @@ index 0000000..9069727
+#endif
diff --git a/arch/mips/include/asm/mach-jz4740/dma.h b/arch/mips/include/asm/mach-jz4740/dma.h
new file mode 100644
index 0000000..d31d4e0
index 0000000..bb7fc1e
--- /dev/null
+++ b/arch/mips/include/asm/mach-jz4740/dma.h
@@ -0,0 +1,90 @@
@ -272,9 +272,9 @@ index 0000000..d31d4e0
+};
+
+enum jz4740_dma_width {
+ JZ4740_DMA_WIDTH_8BIT,
+ JZ4740_DMA_WIDTH_16BIT,
+ JZ4740_DMA_WIDTH_32BIT,
+ JZ4740_DMA_WIDTH_32BIT = 0,
+ JZ4740_DMA_WIDTH_8BIT = 1,
+ JZ4740_DMA_WIDTH_16BIT = 2,
+};
+
+enum jz4740_dma_transfer_size {
@ -928,14 +928,14 @@ index 0000000..3a5bc17
+#endif /* __ASM_MIPS_MACH_JZ4740_WAR_H */
diff --git a/arch/mips/jz4740/Kconfig b/arch/mips/jz4740/Kconfig
new file mode 100644
index 0000000..5f6da09
index 0000000..b959769
--- /dev/null
+++ b/arch/mips/jz4740/Kconfig
@@ -0,0 +1,29 @@
+choice
+ prompt "Machine type"
+ depends on MACH_JZ
+ default JZ4740_QI_LB60
+ prompt "Machine type"
+ depends on MACH_JZ
+ default JZ4740_QI_LB60
+
+endchoice
+
@ -963,10 +963,10 @@ index 0000000..5f6da09
+ bool
diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile
new file mode 100644
index 0000000..e389ddd
index 0000000..398ee91
--- /dev/null
+++ b/arch/mips/jz4740/Makefile
@@ -0,0 +1,17 @@
@@ -0,0 +1,18 @@
+#
+# Makefile for the Ingenic JZ4740.
+#
@ -982,8 +982,9 @@ index 0000000..e389ddd
+
+# PM support
+
+obj-$(CONFIG_PM) += pm.o
+obj-$(CONFIG_PM) += pm.o
+
+EXTRA_CFLAGS += -Werror -Wall
diff --git a/arch/mips/jz4740/clock-debugfs.c b/arch/mips/jz4740/clock-debugfs.c
new file mode 100644
index 0000000..993b91b
@ -1101,7 +1102,7 @@ index 0000000..993b91b
+}
diff --git a/arch/mips/jz4740/clock.c b/arch/mips/jz4740/clock.c
new file mode 100644
index 0000000..3954a20
index 0000000..df0d6d3
--- /dev/null
+++ b/arch/mips/jz4740/clock.c
@@ -0,0 +1,935 @@
@ -1919,7 +1920,7 @@ index 0000000..3954a20
+ struct clk *clk;
+
+ list_for_each_entry(clk, &jz_clocks, list) {
+ if (strcmp(clk->name, name) == 0)
+ if (strcmp(clk->name, name) == 0)
+ return clk;
+ }
+ return ERR_PTR(-ENOENT);
@ -2123,10 +2124,10 @@ index 0000000..96010a4
+#endif
diff --git a/arch/mips/jz4740/dma.c b/arch/mips/jz4740/dma.c
new file mode 100644
index 0000000..217ddc8
index 0000000..b712afc
--- /dev/null
+++ b/arch/mips/jz4740/dma.c
@@ -0,0 +1,339 @@
@@ -0,0 +1,336 @@
+/*
+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4740 SoC DMA support
@ -2275,7 +2276,6 @@ index 0000000..217ddc8
+ const struct jz4740_dma_config *config)
+{
+ uint32_t cmd;
+ uint32_t ctrl;
+
+ switch (config->transfer_size) {
+ case JZ4740_DMA_TRANSFER_SIZE_2BYTE:
@ -2302,11 +2302,8 @@ index 0000000..217ddc8
+ cmd |= config->mode << JZ_DMA_CMD_MODE_OFFSET;
+ cmd |= JZ_DMA_CMD_TRANSFER_IRQ_ENABLE;
+
+ ctrl = JZ_DMA_STATUS_CTRL_NO_DESC;
+ ctrl |= JZ_DMA_STATUS_CTRL_HALT;
+
+ jz4740_dma_write(JZ_REG_DMA_CMD(dma->id), cmd);
+ jz4740_dma_write(JZ_REG_DMA_STATUS_CTRL(dma->id), ctrl);
+ jz4740_dma_write(JZ_REG_DMA_STATUS_CTRL(dma->id), 0);
+ jz4740_dma_write(JZ_REG_DMA_REQ_TYPE(dma->id), config->request_type);
+}
+EXPORT_SYMBOL_GPL(jz4740_dma_configure);
@ -2348,12 +2345,13 @@ index 0000000..217ddc8
+void jz4740_dma_enable(struct jz4740_dma_chan *dma)
+{
+ jz4740_dma_write_mask(JZ_REG_DMA_STATUS_CTRL(dma->id),
+ JZ_DMA_STATUS_CTRL_ENABLE,
+ JZ_DMA_STATUS_CTRL_ENABLE | JZ_DMA_STATUS_CTRL_HALT);
+ JZ_DMA_STATUS_CTRL_NO_DESC | JZ_DMA_STATUS_CTRL_ENABLE,
+ JZ_DMA_STATUS_CTRL_HALT | JZ_DMA_STATUS_CTRL_NO_DESC |
+ JZ_DMA_STATUS_CTRL_ENABLE);
+
+ jz4740_dma_write_mask(JZ_REG_DMA_CTRL,
+ JZ_DMA_CTRL_ENABLE,
+ JZ_DMA_CTRL_ENABLE | JZ_DMA_CTRL_HALT);
+ JZ_DMA_CTRL_HALT | JZ_DMA_CTRL_ENABLE);
+}
+EXPORT_SYMBOL_GPL(jz4740_dma_enable);
+
@ -2468,7 +2466,7 @@ index 0000000..217ddc8
+arch_initcall(jz4740_dma_init);
diff --git a/arch/mips/jz4740/gpio.c b/arch/mips/jz4740/gpio.c
new file mode 100644
index 0000000..14d8288
index 0000000..84f4ef9
--- /dev/null
+++ b/arch/mips/jz4740/gpio.c
@@ -0,0 +1,598 @@
@ -2980,7 +2978,7 @@ index 0000000..14d8288
+ ret = sysdev_register(&chip->sysdev);
+
+ if (ret)
+ return ret;
+ return ret;
+
+ spin_lock_init(&chip->lock);
+
@ -3011,7 +3009,7 @@ index 0000000..14d8288
+ return ret;
+
+ for (i = 0; i < ARRAY_SIZE(jz4740_gpio_chips); ++i) {
+ jz4740_gpio_chip_init(&jz4740_gpio_chips[i], i);
+ jz4740_gpio_chip_init(&jz4740_gpio_chips[i], i);
+ }
+
+ printk(KERN_INFO "JZ4740 GPIO initalized\n");
@ -3072,10 +3070,10 @@ index 0000000..14d8288
+#endif
diff --git a/arch/mips/jz4740/irq.c b/arch/mips/jz4740/irq.c
new file mode 100644
index 0000000..a8c76af
index 0000000..46a03ee
--- /dev/null
+++ b/arch/mips/jz4740/irq.c
@@ -0,0 +1,174 @@
@@ -0,0 +1,170 @@
+/*
+ * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4740 platform IRQ support
@ -3131,11 +3129,6 @@ index 0000000..a8c76af
+ writel(IRQ_BIT(irq), jz_intc_base + JZ_REG_INTC_SET_MASK);
+}
+
+static void intc_irq_ack(unsigned int irq)
+{
+ writel(IRQ_BIT(irq), jz_intc_base + JZ_REG_INTC_PENDING);
+}
+
+static int intc_irq_set_wake(unsigned int irq, unsigned int on)
+{
+ if (on)
@ -3149,8 +3142,8 @@ index 0000000..a8c76af
+static struct irq_chip intc_irq_type = {
+ .name = "INTC",
+ .mask = intc_irq_mask,
+ .mask_ack = intc_irq_mask,
+ .unmask = intc_irq_unmask,
+ .ack = intc_irq_ack,
+ .set_wake = intc_irq_set_wake,
+};
+
@ -3160,6 +3153,7 @@ index 0000000..a8c76af
+ int intc_irq;
+
+ irq_reg = readl(jz_intc_base + JZ_REG_INTC_PENDING);
+
+ intc_irq = ffs(irq_reg);
+ if (intc_irq)
+ generic_handle_irq(intc_irq - 1 + JZ4740_IRQ_BASE);
@ -4014,10 +4008,10 @@ index 0000000..a6628f4
+}
diff --git a/arch/mips/jz4740/time.c b/arch/mips/jz4740/time.c
new file mode 100644
index 0000000..7721ba7
index 0000000..da8183f
--- /dev/null
+++ b/arch/mips/jz4740/time.c
@@ -0,0 +1,145 @@
@@ -0,0 +1,144 @@
+/*
+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4740 platform time support
@ -4074,7 +4068,7 @@ index 0000000..7721ba7
+
+ cd->event_handler(cd);
+
+ return IRQ_HANDLED;
+ return IRQ_HANDLED;
+}
+
+static void jz4740_clockevent_set_mode(enum clock_event_mode mode,
@ -4120,7 +4114,7 @@ index 0000000..7721ba7
+ .handler = jz4740_clockevent_irq,
+ .flags = IRQF_PERCPU | IRQF_TIMER | IRQF_DISABLED,
+ .name = "jz4740-timerirq",
+ .dev_id = &jz4740_clockevent,
+ .dev_id = &jz4740_clockevent,
+};
+
+void __init plat_time_init(void)
@ -4132,7 +4126,7 @@ index 0000000..7721ba7
+ jz4740_timer_init();
+
+ clk_rate = jz4740_clock_bdata.ext_rate >> 4;
+ jz4740_jiffies_per_tick = DIV_ROUND_CLOSEST(clk_rate, HZ);
+ jz4740_jiffies_per_tick = DIV_ROUND_CLOSEST(clk_rate, HZ);
+
+ clockevent_set_clock(&jz4740_clockevent, clk_rate);
+ jz4740_clockevent.min_delta_ns = clockevent_delta2ns(100, &jz4740_clockevent);
@ -4145,7 +4139,7 @@ index 0000000..7721ba7
+ ret = clocksource_register(&jz4740_clocksource);
+
+ if (ret)
+ printk(KERN_ERR "Failed to register clocksource: %d\n", ret);
+ printk(KERN_ERR "Failed to register clocksource: %d\n", ret);
+
+ setup_irq(JZ4740_IRQ_TCU0, &timer_irqaction);
+
@ -4155,9 +4149,8 @@ index 0000000..7721ba7
+ jz4740_timer_set_ctrl(TIMER_CLOCKSOURCE, ctrl);
+
+ jz4740_timer_set_period(TIMER_CLOCKEVENT, jz4740_jiffies_per_tick);
+ jz4740_timer_irq_full_enable(TIMER_CLOCKEVENT);
+ jz4740_timer_irq_full_enable(TIMER_CLOCKEVENT);
+
+ jz4740_timer_irq_full_disable(TIMER_CLOCKSOURCE);
+ jz4740_timer_set_period(TIMER_CLOCKSOURCE, 0xffff);
+
+ jz4740_timer_enable(TIMER_CLOCKEVENT);
@ -4165,10 +4158,10 @@ index 0000000..7721ba7
+}
diff --git a/arch/mips/jz4740/timer.c b/arch/mips/jz4740/timer.c
new file mode 100644
index 0000000..208f14c
index 0000000..6e09cae
--- /dev/null
+++ b/arch/mips/jz4740/timer.c
@@ -0,0 +1,45 @@
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4740 platform timer support
@ -4211,8 +4204,11 @@ index 0000000..208f14c
+ if (!jz4740_timer_base)
+ panic("Failed to ioremap timer registers");
+
+ /* Disable all timers except those used as system timers */
+ writel(0x100fc, jz4740_timer_base + JZ_REG_TIMER_STOP_SET);
+ /* Disable all timer clocks except for those used as system timers */
+ writel(0x000100fc, jz4740_timer_base + JZ_REG_TIMER_STOP_SET);
+
+ /* Timer irqs are unmasked by default, mask them */
+ writel(0x00ff00ff, jz4740_timer_base + JZ_REG_TIMER_MASK_SET);
+}
diff --git a/arch/mips/jz4740/timer.h b/arch/mips/jz4740/timer.h
new file mode 100644

12
target/linux/xburst/patches-2.6.34/005-add-qi_lb60-board-support.patch
View File

@ -1,4 +1,4 @@
From 876a111075de6fcffbaa0814ee4118ac739df1a9 Mon Sep 17 00:00:00 2001
From eb15b4f5046dbb1a530ec3e6134b1b68753e1f31 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 17:24:26 +0200
Subject: [PATCH] Add qi_lb60 board support
@ -70,12 +70,12 @@ index 0000000..cfbf073
+
+#endif /* __ASM_JZ4740_QI_LB60_H__ */
diff --git a/arch/mips/jz4740/Kconfig b/arch/mips/jz4740/Kconfig
index 5f6da09..3de3b99 100644
index b959769..a255c1a 100644
--- a/arch/mips/jz4740/Kconfig
+++ b/arch/mips/jz4740/Kconfig
@@ -3,6 +3,10 @@ choice
depends on MACH_JZ
default JZ4740_QI_LB60
depends on MACH_JZ
default JZ4740_QI_LB60
+config JZ4740_QI_LB60
+ bool "Qi Hardware Ben NanoNote"
@ -85,7 +85,7 @@ index 5f6da09..3de3b99 100644
config HAVE_PWM
diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile
index e389ddd..deca88e 100644
index 398ee91..dd27b49 100644
--- a/arch/mips/jz4740/Makefile
+++ b/arch/mips/jz4740/Makefile
@@ -11,6 +11,8 @@ obj-$(CONFIG_DEBUG_FS) += clock-debugfs.o
@ -96,7 +96,7 @@ index e389ddd..deca88e 100644
+
# PM support
obj-$(CONFIG_PM) += pm.o
obj-$(CONFIG_PM) += pm.o
diff --git a/arch/mips/jz4740/board-qi_lb60.c b/arch/mips/jz4740/board-qi_lb60.c
new file mode 100644
index 0000000..b3cc308