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authorHaavard Skinnemoen <hskinnemoen@atmel.com>2007-10-29 13:23:33 +0100
committerHaavard Skinnemoen <hskinnemoen@atmel.com>2007-12-17 10:34:12 +0100
commit5fee84a794a51ec830548cda485a770efb018b92 (patch)
treeec47a3544038b4310917f9570c0f1531f480eba5 /include/asm-avr32/arch-at32ap700x
parent36f28f8a9605ee5dcfa330482cfc62171261af97 (diff)
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AVR32: Make some AT32AP700x peripherals optional
Add a chip-features file providing definitions of the form AT32AP700x_CHIP_HAS_<peripheral> to indicate the availability of the given peripheral on the currently selected chip. Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Diffstat (limited to 'include/asm-avr32/arch-at32ap700x')
-rw-r--r--include/asm-avr32/arch-at32ap700x/chip-features.h34
-rw-r--r--include/asm-avr32/arch-at32ap700x/clk.h8
-rw-r--r--include/asm-avr32/arch-at32ap700x/gpio.h8
3 files changed, 50 insertions, 0 deletions
diff --git a/include/asm-avr32/arch-at32ap700x/chip-features.h b/include/asm-avr32/arch-at32ap700x/chip-features.h
new file mode 100644
index 0000000..29b1fd6
--- /dev/null
+++ b/include/asm-avr32/arch-at32ap700x/chip-features.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#ifndef __ASM_AVR32_ARCH_CHIP_FEATURES_H__
+#define __ASM_AVR32_ARCH_CHIP_FEATURES_H__
+
+/* Currently, all the AP700x chips have these */
+#define AT32AP700x_CHIP_HAS_USART
+#define AT32AP700x_CHIP_HAS_MMCI
+
+/* Only AP7000 has ethernet interface */
+#ifdef CONFIG_AT32AP7000
+#define AT32AP700x_CHIP_HAS_MACB
+#endif
+
+#endif /* __ASM_AVR32_ARCH_CHIP_FEATURES_H__ */
diff --git a/include/asm-avr32/arch-at32ap700x/clk.h b/include/asm-avr32/arch-at32ap700x/clk.h
index 7e20d97..ea84c08 100644
--- a/include/asm-avr32/arch-at32ap700x/clk.h
+++ b/include/asm-avr32/arch-at32ap700x/clk.h
@@ -22,6 +22,8 @@
#ifndef __ASM_AVR32_ARCH_CLK_H__
#define __ASM_AVR32_ARCH_CLK_H__
+#include <asm/arch/chip-features.h>
+
#ifdef CONFIG_PLL
#define MAIN_CLK_RATE ((CFG_OSC0_HZ / CFG_PLL0_DIV) * CFG_PLL0_MUL)
#else
@@ -50,10 +52,13 @@ static inline unsigned long get_sdram_clk_rate(void)
{
return get_hsb_clk_rate();
}
+#ifdef AT32AP700x_CHIP_HAS_USART
static inline unsigned long get_usart_clk_rate(unsigned int dev_id)
{
return get_pba_clk_rate();
}
+#endif
+#ifdef AT32AP700x_CHIP_HAS_USART
static inline unsigned long get_macb_pclk_rate(unsigned int dev_id)
{
return get_pbb_clk_rate();
@@ -62,9 +67,12 @@ static inline unsigned long get_macb_hclk_rate(unsigned int dev_id)
{
return get_hsb_clk_rate();
}
+#endif
+#ifdef AT32AP700x_CHIP_HAS_MMCI
static inline unsigned long get_mci_clk_rate(void)
{
return get_pbb_clk_rate();
}
+#endif
#endif /* __ASM_AVR32_ARCH_CLK_H__ */
diff --git a/include/asm-avr32/arch-at32ap700x/gpio.h b/include/asm-avr32/arch-at32ap700x/gpio.h
index e4812d4..b10a3e4 100644
--- a/include/asm-avr32/arch-at32ap700x/gpio.h
+++ b/include/asm-avr32/arch-at32ap700x/gpio.h
@@ -22,6 +22,7 @@
#ifndef __ASM_AVR32_ARCH_GPIO_H__
#define __ASM_AVR32_ARCH_GPIO_H__
+#include <asm/arch/chip-features.h>
#include <asm/arch/memory-map.h>
#define NR_GPIO_CONTROLLERS 5
@@ -201,12 +202,19 @@ void gpio_select_periph_A(unsigned int pin, int use_pullup);
void gpio_select_periph_B(unsigned int pin, int use_pullup);
void gpio_enable_ebi(void);
+
+#ifdef AT32AP700x_CHIP_HAS_USART
void gpio_enable_usart0(void);
void gpio_enable_usart1(void);
void gpio_enable_usart2(void);
void gpio_enable_usart3(void);
+#endif
+#ifdef AT32AP700x_CHIP_HAS_MACB
void gpio_enable_macb0(void);
void gpio_enable_macb1(void);
+#endif
+#ifdef AT32AP700x_CHIP_HAS_MMCI
void gpio_enable_mmci(void);
+#endif
#endif /* __ASM_AVR32_ARCH_GPIO_H__ */