| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Sun, 15 May 2011 13:32:54 +0200
From: Andrew Lunn <andrew@...n.ch>
To: kernel@...tstofly.org, nico@...xnic.net
Cc: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
saeed.bishara@...il.com, Andrew Lunn <andrew@...n.ch>
Subject: [PATCHv2 15/15] [dove] Consolidate mpp code with platform mpp.
Signed-off-by: Andrew Lunn <andrew@...n.ch>
---
arch/arm/mach-dove/mpp.c | 134 ++++++-----------
arch/arm/mach-dove/mpp.h | 362 +++++++++++++++++++++------------------------
arch/arm/plat-orion/mpp.c | 5 +-
3 files changed, 213 insertions(+), 288 deletions(-)
diff --git a/arch/arm/mach-dove/mpp.c b/arch/arm/mach-dove/mpp.c
index c66c763..51e0e41 100644
--- a/arch/arm/mach-dove/mpp.c
+++ b/arch/arm/mach-dove/mpp.c
@@ -11,24 +11,17 @@
#include <linux/kernel.h>
#include <linux/gpio.h>
#include <linux/io.h>
-
+#include <plat/mpp.h>
#include <mach/dove.h>
-
#include "mpp.h"
-#define MPP_NR_REGS 4
-#define MPP_CTRL(i) ((i) == 3 ? \
- DOVE_MPP_CTRL4_VIRT_BASE : \
- DOVE_MPP_VIRT_BASE + (i) * 4)
-#define PMU_SIG_REGS 2
-#define PMU_SIG_CTRL(i) (DOVE_PMU_SIG_CTRL + (i) * 4)
-
struct dove_mpp_grp {
int start;
int end;
};
-static struct dove_mpp_grp dove_mpp_grp[] = {
+/* Map a group to a range of GPIO pins in that group */
+static const struct dove_mpp_grp dove_mpp_grp[] = {
[MPP_24_39] = {
.start = 24,
.end = 39,
@@ -38,8 +31,8 @@ static struct dove_mpp_grp dove_mpp_grp[] = {
.end = 45,
},
[MPP_46_51] = {
- .start = 40,
- .end = 45,
+ .start = 46,
+ .end = 51,
},
[MPP_58_61] = {
.start = 58,
@@ -51,6 +44,8 @@ static struct dove_mpp_grp dove_mpp_grp[] = {
},
};
+/* Enable gpio for a range of pins. mode should be a combination of
+ GPIO_OUTPUT_OK | GPIO_INPUT_OK */
static void dove_mpp_gpio_mode(int start, int end, int gpio_mode)
{
int i;
@@ -59,24 +54,17 @@ static void dove_mpp_gpio_mode(int start, int end, int gpio_mode)
orion_gpio_set_valid(i, gpio_mode);
}
+/* Dump all the extra MPP registers. The platform code will dump the
+ registers for pins 0-23. */
static void dove_mpp_dump_regs(void)
{
-#ifdef DEBUG
- int i;
+ pr_debug("PMU_CTRL4_CTRL: %08x\n",
+ readl(DOVE_MPP_CTRL4_VIRT_BASE));
- pr_debug("MPP_CTRL regs:");
- for (i = 0; i < MPP_NR_REGS; i++)
- printk(" %08x", readl(MPP_CTRL(i)));
- printk("\n");
+ pr_debug("PMU_MPP_GENERAL_CTRL: %08x\n",
+ readl(DOVE_PMU_MPP_GENERAL_CTRL));
- pr_debug("PMU_SIG_CTRL regs:");
- for (i = 0; i < PMU_SIG_REGS; i++)
- printk(" %08x", readl(PMU_SIG_CTRL(i)));
- printk("\n");
-
- pr_debug("PMU_MPP_GENERAL_CTRL: %08x\n", readl(DOVE_PMU_MPP_GENERAL_CTRL));
pr_debug("MPP_GENERAL: %08x\n", readl(DOVE_MPP_GENERAL_VIRT_BASE));
-#endif
}
static void dove_mpp_cfg_nfc(int sel)
@@ -92,7 +80,7 @@ static void dove_mpp_cfg_nfc(int sel)
static void dove_mpp_cfg_au1(int sel)
{
- u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+ u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
u32 ssp_ctrl1 = readl(DOVE_SSP_CTRL_STATUS_1);
u32 mpp_gen_ctrl = readl(DOVE_MPP_GENERAL_VIRT_BASE);
u32 global_cfg_2 = readl(DOVE_GLOBAL_CONFIG_2);
@@ -128,82 +116,46 @@ static void dove_mpp_cfg_au1(int sel)
writel(global_cfg_2, DOVE_GLOBAL_CONFIG_2);
}
-static void dove_mpp_conf_grp(int num, int sel, u32 *mpp_ctrl)
-{
- int start = dove_mpp_grp[num].start;
- int end = dove_mpp_grp[num].end;
- int gpio_mode = sel ? GPIO_OUTPUT_OK | GPIO_INPUT_OK : 0;
-
- *mpp_ctrl &= ~(0x1 << num);
- *mpp_ctrl |= sel << num;
-
- dove_mpp_gpio_mode(start, end, gpio_mode);
-}
-
-void __init dove_mpp_conf(unsigned int *mpp_list)
+/* Configure the group registers, enabling GPIO if sel indicates the
+ pin is to be used for GPIO */
+static void dove_mpp_conf_grp(unsigned int *mpp_grp_list)
{
- u32 mpp_ctrl[MPP_NR_REGS];
- u32 pmu_mpp_ctrl = 0;
- u32 pmu_sig_ctrl[PMU_SIG_REGS];
- int i;
-
- for (i = 0; i < MPP_NR_REGS; i++)
- mpp_ctrl[i] = readl(MPP_CTRL(i));
-
- for (i = 0; i < PMU_SIG_REGS; i++)
- pmu_sig_ctrl[i] = readl(PMU_SIG_CTRL(i));
-
- pmu_mpp_ctrl = readl(DOVE_PMU_MPP_GENERAL_CTRL);
+ u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+ int gpio_mode;
- dove_mpp_dump_regs();
-
- for ( ; *mpp_list != MPP_END; mpp_list++) {
- unsigned int num = MPP_NUM(*mpp_list);
- unsigned int sel = MPP_SEL(*mpp_list);
- int shift, gpio_mode;
-
- if (num > MPP_MAX) {
- pr_err("dove: invalid MPP number (%u)\n", num);
- continue;
- }
-
- if (*mpp_list & MPP_NFC_MASK) {
- dove_mpp_cfg_nfc(sel);
- continue;
- }
+ for ( ; *mpp_grp_list; mpp_grp_list++) {
+ unsigned int num = MPP_NUM(*mpp_grp_list);
+ unsigned int sel = MPP_SEL(*mpp_grp_list);
- if (*mpp_list & MPP_AU1_MASK) {
- dove_mpp_cfg_au1(sel);
+ if (num > MPP_GRP_MAX) {
+ pr_err("dove: invalid MPP GRP number (%u)\n", num);
continue;
}
- if (*mpp_list & MPP_GRP_MASK) {
- dove_mpp_conf_grp(num, sel, &mpp_ctrl[3]);
- continue;
- }
-
- shift = (num & 7) << 2;
- if (*mpp_list & MPP_PMU_MASK) {
- pmu_mpp_ctrl |= (0x1 << num);
- pmu_sig_ctrl[num / 8] &= ~(0xf << shift);
- pmu_sig_ctrl[num / 8] |= 0xf << shift;
- gpio_mode = 0;
- } else {
- mpp_ctrl[num / 8] &= ~(0xf << shift);
- mpp_ctrl[num / 8] |= sel << shift;
- gpio_mode = GPIO_OUTPUT_OK | GPIO_INPUT_OK;
- }
+ mpp_ctrl4 &= ~(0x1 << num);
+ mpp_ctrl4 |= sel << num;
- orion_gpio_set_valid(num, gpio_mode);
+ gpio_mode = sel ? GPIO_OUTPUT_OK | GPIO_INPUT_OK : 0;
+ dove_mpp_gpio_mode(dove_mpp_grp[num].start,
+ dove_mpp_grp[num].end, gpio_mode);
}
+ writel(mpp_ctrl4, DOVE_MPP_CTRL4_VIRT_BASE);
+}
- for (i = 0; i < MPP_NR_REGS; i++)
- writel(mpp_ctrl[i], MPP_CTRL(i));
+/* Configure the various MPP pins on Dove */
+void __init dove_mpp_conf(unsigned int *mpp_list,
+ unsigned int *mpp_grp_list,
+ unsigned int grp_au1_52_57,
+ unsigned int grp_nfc_64_71)
+{
+ dove_mpp_dump_regs();
- for (i = 0; i < PMU_SIG_REGS; i++)
- writel(pmu_sig_ctrl[i], PMU_SIG_CTRL(i));
+ /* Use platform code for pins 0-23 */
+ orion_mpp_conf(mpp_list, 0, MPP_MAX, DOVE_MPP_VIRT_BASE);
- writel(pmu_mpp_ctrl, DOVE_PMU_MPP_GENERAL_CTRL);
+ dove_mpp_conf_grp(mpp_grp_list);
+ dove_mpp_cfg_au1(grp_au1_52_57);
+ dove_mpp_cfg_nfc(grp_nfc_64_71);
dove_mpp_dump_regs();
}
diff --git a/arch/arm/mach-dove/mpp.h b/arch/arm/mach-dove/mpp.h
index 2a43ce4..fbec7c5 100644
--- a/arch/arm/mach-dove/mpp.h
+++ b/arch/arm/mach-dove/mpp.h
@@ -1,178 +1,150 @@
#ifndef __ARCH_DOVE_MPP_CODED_H
#define __ARCH_DOVE_MPP_CODED_H
-#define MPP(_num, _mode, _pmu, _grp, _au1, _nfc) ( \
-/* MPP/group number */ ((_num) & 0xff) | \
-/* MPP select value */ (((_mode) & 0xf) << 8) | \
-/* MPP PMU */ ((!!(_pmu)) << 12) | \
-/* group flag */ ((!!(_grp)) << 13) | \
-/* AU1 flag */ ((!!(_au1)) << 14) | \
-/* NFCE flag */ ((!!(_nfc)) << 15))
-
-#define MPP_MAX 71
-
-#define MPP_NUM(x) ((x) & 0xff)
-#define MPP_SEL(x) (((x) >> 8) & 0xf)
-
-#define MPP_PMU_MASK MPP(0, 0x0, 1, 0, 0, 0)
-#define MPP_GRP_MASK MPP(0, 0x0, 0, 1, 0, 0)
-#define MPP_AU1_MASK MPP(0, 0x0, 0, 0, 1, 0)
-#define MPP_NFC_MASK MPP(0, 0x0, 0, 0, 0, 1)
-
-#define MPP_END MPP(0xff, 0xf, 1, 1, 1, 1)
-
-#define MPP_PMU_DRIVE_0 0x1
-#define MPP_PMU_DRIVE_1 0x2
-#define MPP_PMU_SDI 0x3
-#define MPP_PMU_CPU_PWRDWN 0x4
-#define MPP_PMU_STBY_PWRDWN 0x5
-#define MPP_PMU_CORE_PWR_GOOD 0x8
-#define MPP_PMU_BAT_FAULT 0xa
-#define MPP_PMU_EXT0_WU 0xb
-#define MPP_PMU_EXT1_WU 0xc
-#define MPP_PMU_EXT2_WU 0xd
-#define MPP_PMU_BLINK 0xe
-#define MPP_PMU(_num, _mode) MPP((_num), MPP_PMU_##_mode, 1, 0, 0, 0)
-
-#define MPP_PIN(_num, _mode) MPP((_num), (_mode), 0, 0, 0, 0)
-#define MPP_GRP(_grp, _mode) MPP((_grp), (_mode), 0, 1, 0, 0)
-#define MPP_GRP_AU1(_mode) MPP(0, (_mode), 0, 0, 1, 0)
-#define MPP_GRP_NFC(_mode) MPP(0, (_mode), 0, 0, 0, 1)
-
-#define MPP0_GPIO0 MPP_PIN(0, 0x0)
-#define MPP0_UA2_RTSn MPP_PIN(0, 0x2)
-#define MPP0_SDIO0_CD MPP_PIN(0, 0x3)
-#define MPP0_LCD0_PWM MPP_PIN(0, 0xf)
-
-#define MPP1_GPIO1 MPP_PIN(1, 0x0)
-#define MPP1_UA2_CTSn MPP_PIN(1, 0x2)
-#define MPP1_SDIO0_WP MPP_PIN(1, 0x3)
-#define MPP1_LCD1_PWM MPP_PIN(1, 0xf)
-
-#define MPP2_GPIO2 MPP_PIN(2, 0x0)
-#define MPP2_SATA_PRESENT MPP_PIN(2, 0x1)
-#define MPP2_UA2_TXD MPP_PIN(2, 0x2)
-#define MPP2_SDIO0_BUS_POWER MPP_PIN(2, 0x3)
-#define MPP2_UA_RTSn1 MPP_PIN(2, 0x4)
-
-#define MPP3_GPIO3 MPP_PIN(3, 0x0)
-#define MPP3_SATA_ACT MPP_PIN(3, 0x1)
-#define MPP3_UA2_RXD MPP_PIN(3, 0x2)
-#define MPP3_SDIO0_LED_CTRL MPP_PIN(3, 0x3)
-#define MPP3_UA_CTSn1 MPP_PIN(3, 0x4)
-#define MPP3_SPI_LCD_CS1 MPP_PIN(3, 0xf)
-
-#define MPP4_GPIO4 MPP_PIN(4, 0x0)
-#define MPP4_UA3_RTSn MPP_PIN(4, 0x2)
-#define MPP4_SDIO1_CD MPP_PIN(4, 0x3)
-#define MPP4_SPI_1_MISO MPP_PIN(4, 0x4)
-
-#define MPP5_GPIO5 MPP_PIN(5, 0x0)
-#define MPP5_UA3_CTSn MPP_PIN(5, 0x2)
-#define MPP5_SDIO1_WP MPP_PIN(5, 0x3)
-#define MPP5_SPI_1_CS MPP_PIN(5, 0x4)
-
-#define MPP6_GPIO6 MPP_PIN(6, 0x0)
-#define MPP6_UA3_TXD MPP_PIN(6, 0x2)
-#define MPP6_SDIO1_BUS_POWER MPP_PIN(6, 0x3)
-#define MPP6_SPI_1_MOSI MPP_PIN(6, 0x4)
-
-#define MPP7_GPIO7 MPP_PIN(7, 0x0)
-#define MPP7_UA3_RXD MPP_PIN(7, 0x2)
-#define MPP7_SDIO1_LED_CTRL MPP_PIN(7, 0x3)
-#define MPP7_SPI_1_SCK MPP_PIN(7, 0x4)
-
-#define MPP8_GPIO8 MPP_PIN(8, 0x0)
-#define MPP8_WD_RST_OUT MPP_PIN(8, 0x1)
-
-#define MPP9_GPIO9 MPP_PIN(9, 0x0)
-#define MPP9_PEX1_CLKREQn MPP_PIN(9, 0x5)
-
-#define MPP10_GPIO10 MPP_PIN(10, 0x0)
-#define MPP10_SSP_SCLK MPP_PIN(10, 0x5)
-
-#define MPP11_GPIO11 MPP_PIN(11, 0x0)
-#define MPP11_SATA_PRESENT MPP_PIN(11, 0x1)
-#define MPP11_SATA_ACT MPP_PIN(11, 0x2)
-#define MPP11_SDIO0_LED_CTRL MPP_PIN(11, 0x3)
-#define MPP11_SDIO1_LED_CTRL MPP_PIN(11, 0x4)
-#define MPP11_PEX0_CLKREQn MPP_PIN(11, 0x5)
-
-#define MPP12_GPIO12 MPP_PIN(12, 0x0)
-#define MPP12_SATA_ACT MPP_PIN(12, 0x1)
-#define MPP12_UA2_RTSn MPP_PIN(12, 0x2)
-#define MPP12_AD0_I2S_EXT_MCLK MPP_PIN(12, 0x3)
-#define MPP12_SDIO1_CD MPP_PIN(12, 0x4)
-
-#define MPP13_GPIO13 MPP_PIN(13, 0x0)
-#define MPP13_UA2_CTSn MPP_PIN(13, 0x2)
-#define MPP13_AD1_I2S_EXT_MCLK MPP_PIN(13, 0x3)
-#define MPP13_SDIO1WP MPP_PIN(13, 0x4)
-#define MPP13_SSP_EXTCLK MPP_PIN(13, 0x5)
-
-#define MPP14_GPIO14 MPP_PIN(14, 0x0)
-#define MPP14_UA2_TXD MPP_PIN(14, 0x2)
-#define MPP14_SDIO1_BUS_POWER MPP_PIN(14, 0x4)
-#define MPP14_SSP_RXD MPP_PIN(14, 0x5)
-
-#define MPP15_GPIO15 MPP_PIN(15, 0x0)
-#define MPP15_UA2_RXD MPP_PIN(15, 0x2)
-#define MPP15_SDIO1_LED_CTRL MPP_PIN(15, 0x4)
-#define MPP15_SSP_SFRM MPP_PIN(15, 0x5)
-
-#define MPP16_GPIO16 MPP_PIN(16, 0x0)
-#define MPP16_UA3_RTSn MPP_PIN(16, 0x2)
-#define MPP16_SDIO0_CD MPP_PIN(16, 0x3)
-#define MPP16_SPI_LCD_CS1 MPP_PIN(16, 0x4)
-#define MPP16_AC97_SDATA_IN1 MPP_PIN(16, 0x5)
-
-#define MPP17_GPIO17 MPP_PIN(17, 0x0)
-#define MPP17_AC97_SYSCLK_OUT MPP_PIN(17, 0x1)
-#define MPP17_UA3_CTSn MPP_PIN(17, 0x2)
-#define MPP17_SDIO0_WP MPP_PIN(17, 0x3)
-#define MPP17_TW_SDA2 MPP_PIN(17, 0x4)
-#define MPP17_AC97_SDATA_IN2 MPP_PIN(17, 0x5)
-
-#define MPP18_GPIO18 MPP_PIN(18, 0x0)
-#define MPP18_UA3_TXD MPP_PIN(18, 0x2)
-#define MPP18_SDIO0_BUS_POWER MPP_PIN(18, 0x3)
-#define MPP18_LCD0_PWM MPP_PIN(18, 0x4)
-#define MPP18_AC_SDATA_IN3 MPP_PIN(18, 0x5)
-
-#define MPP19_GPIO19 MPP_PIN(19, 0x0)
-#define MPP19_UA3_RXD MPP_PIN(19, 0x2)
-#define MPP19_SDIO0_LED_CTRL MPP_PIN(19, 0x3)
-#define MPP19_TW_SCK2 MPP_PIN(19, 0x4)
-
-#define MPP20_GPIO20 MPP_PIN(20, 0x0)
-#define MPP20_AC97_SYSCLK_OUT MPP_PIN(20, 0x1)
-#define MPP20_SPI_LCD_MISO MPP_PIN(20, 0x2)
-#define MPP20_SDIO1_CD MPP_PIN(20, 0x3)
-#define MPP20_SDIO0_CD MPP_PIN(20, 0x5)
-#define MPP20_SPI_1_MISO MPP_PIN(20, 0x6)
-
-#define MPP21_GPIO21 MPP_PIN(21, 0x0)
-#define MPP21_UA1_RTSn MPP_PIN(21, 0x1)
-#define MPP21_SPI_LCD_CS0 MPP_PIN(21, 0x2)
-#define MPP21_SDIO1_WP MPP_PIN(21, 0x3)
-#define MPP21_SSP_SFRM MPP_PIN(21, 0x4)
-#define MPP21_SDIO0_WP MPP_PIN(21, 0x5)
-#define MPP21_SPI_1_CS MPP_PIN(21, 0x6)
-
-#define MPP22_GPIO22 MPP_PIN(22, 0x0)
-#define MPP22_UA1_CTSn MPP_PIN(22, 0x1)
-#define MPP22_SPI_LCD_MOSI MPP_PIN(22, 0x2)
-#define MPP22_SDIO1_BUS_POWER MPP_PIN(22, 0x3)
-#define MPP22_SSP_TXD MPP_PIN(22, 0x4)
-#define MPP22_SDIO0_BUS_POWER MPP_PIN(22, 0x5)
-#define MPP22_SPI_1_MOSI MPP_PIN(22, 0x6)
-
-#define MPP23_GPIO23 MPP_PIN(23, 0x0)
-#define MPP23_SPI_LCD_SCK MPP_PIN(23, 0x2)
-#define MPP23_SDIO1_LED_CTRL MPP_PIN(23, 0x3)
-#define MPP23_SSP_SCLK MPP_PIN(23, 0x4)
-#define MPP23_SDIO0_LED_CTRL MPP_PIN(23, 0x5)
-#define MPP23_SPI_1_SCK MPP_PIN(23, 0x6)
+#define MPP(_num, _sel, _in, _out) ( \
+ /* MPP number */ ((_num) & 0xff) | \
+ /* MPP select value */ (((_sel) & 0xf) << 8) | \
+ /* may be input signal */ ((!!(_in)) << 12) | \
+ /* may be output signal */ ((!!(_out)) << 13))
+
+#define MPP0_GPIO0 MPP(0, 0x0, 1, 1)
+#define MPP0_UA2_RTSn MPP(0, 0x2, 0, 0)
+#define MPP0_SDIO0_CD MPP(0, 0x3, 0, 0)
+#define MPP0_LCD0_PWM MPP(0, 0xf, 0, 0)
+
+#define MPP1_GPIO1 MPP(1, 0x0, 1, 1)
+#define MPP1_UA2_CTSn MPP(1, 0x2, 0, 0)
+#define MPP1_SDIO0_WP MPP(1, 0x3, 0, 0)
+#define MPP1_LCD1_PWM MPP(1, 0xf, 0, 0)
+
+#define MPP2_GPIO2 MPP(2, 0x0, 1, 1)
+#define MPP2_SATA_PRESENT MPP(2, 0x1, 0, 0)
+#define MPP2_UA2_TXD MPP(2, 0x2, 0, 0)
+#define MPP2_SDIO0_BUS_POWER MPP(2, 0x3, 0, 0)
+#define MPP2_UA_RTSn1 MPP(2, 0x4, 0, 0)
+
+#define MPP3_GPIO3 MPP(3, 0x0, 1, 1)
+#define MPP3_SATA_ACT MPP(3, 0x1, 0, 0)
+#define MPP3_UA2_RXD MPP(3, 0x2, 0, 0)
+#define MPP3_SDIO0_LED_CTRL MPP(3, 0x3, 0, 0)
+#define MPP3_UA_CTSn1 MPP(3, 0x4, 0, 0)
+#define MPP3_SPI_LCD_CS1 MPP(3, 0xf, 0, 0)
+
+#define MPP4_GPIO4 MPP(4, 0x0, 1, 1)
+#define MPP4_UA3_RTSn MPP(4, 0x2, 0, 0)
+#define MPP4_SDIO1_CD MPP(4, 0x3, 0, 0)
+#define MPP4_SPI_1_MISO MPP(4, 0x4, 0, 0)
+
+#define MPP5_GPIO5 MPP(5, 0x0, 1, 1)
+#define MPP5_UA3_CTSn MPP(5, 0x2, 0, 0)
+#define MPP5_SDIO1_WP MPP(5, 0x3, 0, 0)
+#define MPP5_SPI_1_CS MPP(5, 0x4, 0, 0)
+
+#define MPP6_GPIO6 MPP(6, 0x0, 1, 1)
+#define MPP6_UA3_TXD MPP(6, 0x2, 0, 0)
+#define MPP6_SDIO1_BUS_POWER MPP(6, 0x3, 0, 0)
+#define MPP6_SPI_1_MOSI MPP(6, 0x4, 0, 0)
+
+#define MPP7_GPIO7 MPP(7, 0x0, 1, 1)
+#define MPP7_UA3_RXD MPP(7, 0x2, 0, 0)
+#define MPP7_SDIO1_LED_CTRL MPP(7, 0x3, 0, 0)
+#define MPP7_SPI_1_SCK MPP(7, 0x4, 0, 0)
+
+#define MPP8_GPIO8 MPP(8, 0x0, 1, 1)
+#define MPP8_WD_RST_OUT MPP(8, 0x1, 0, 0)
+
+#define MPP9_GPIO9 MPP(9, 0x0, 1, 1)
+#define MPP9_PEX1_CLKREQn MPP(9, 0x5, 0, 0)
+
+#define MPP10_GPIO10 MPP(10, 0x0, 1, 1)
+#define MPP10_SSP_SCLK MPP(10, 0x5, 0, 0)
+
+#define MPP11_GPIO11 MPP(11, 0x0, 1, 1)
+#define MPP11_SATA_PRESENT MPP(11, 0x1, 0, 0)
+#define MPP11_SATA_ACT MPP(11, 0x2, 0, 0)
+#define MPP11_SDIO0_LED_CTRL MPP(11, 0x3, 0, 0)
+#define MPP11_SDIO1_LED_CTRL MPP(11, 0x4, 0, 0)
+#define MPP11_PEX0_CLKREQn MPP(11, 0x5, 0, 0)
+
+#define MPP12_GPIO12 MPP(12, 0x0, 1, 1)
+#define MPP12_SATA_ACT MPP(12, 0x1, 0, 0)
+#define MPP12_UA2_RTSn MPP(12, 0x2, 0, 0)
+#define MPP12_AD0_I2S_EXT_MCLK MPP(12, 0x3, 0, 0)
+#define MPP12_SDIO1_CD MPP(12, 0x4, 0, 0)
+
+#define MPP13_GPIO13 MPP(13, 0x0, 1, 1)
+#define MPP13_UA2_CTSn MPP(13, 0x2, 0, 0)
+#define MPP13_AD1_I2S_EXT_MCLK MPP(13, 0x3, 0, 0)
+#define MPP13_SDIO1WP MPP(13, 0x4, 0, 0)
+#define MPP13_SSP_EXTCLK MPP(13, 0x5, 0, 0)
+
+#define MPP14_GPIO14 MPP(14, 0x0, 1, 1)
+#define MPP14_UA2_TXD MPP(14, 0x2, 0, 0)
+#define MPP14_SDIO1_BUS_POWER MPP(14, 0x4, 0, 0)
+#define MPP14_SSP_RXD MPP(14, 0x5, 0, 0)
+
+#define MPP15_GPIO15 MPP(15, 0x0, 1, 1)
+#define MPP15_UA2_RXD MPP(15, 0x2, 0, 0)
+#define MPP15_SDIO1_LED_CTRL MPP(15, 0x4, 0, 0)
+#define MPP15_SSP_SFRM MPP(15, 0x5, 0, 0)
+
+#define MPP16_GPIO16 MPP(16, 0x0, 1, 1)
+#define MPP16_UA3_RTSn MPP(16, 0x2, 0, 0)
+#define MPP16_SDIO0_CD MPP(16, 0x3, 0, 0)
+#define MPP16_SPI_LCD_CS1 MPP(16, 0x4, 0, 0)
+#define MPP16_AC97_SDATA_IN1 MPP(16, 0x5, 0, 0)
+
+#define MPP17_GPIO17 MPP(17, 0x0, 1, 1)
+#define MPP17_AC97_SYSCLK_OUT MPP(17, 0x1, 0, 0)
+#define MPP17_UA3_CTSn MPP(17, 0x2, 0, 0)
+#define MPP17_SDIO0_WP MPP(17, 0x3, 0, 0)
+#define MPP17_TW_SDA2 MPP(17, 0x4, 0, 0)
+#define MPP17_AC97_SDATA_IN2 MPP(17, 0x5, 0, 0)
+
+#define MPP18_GPIO18 MPP(18, 0x0, 1, 1)
+#define MPP18_UA3_TXD MPP(18, 0x2, 0, 0)
+#define MPP18_SDIO0_BUS_POWER MPP(18, 0x3, 0, 0)
+#define MPP18_LCD0_PWM MPP(18, 0x4, 0, 0)
+#define MPP18_AC_SDATA_IN3 MPP(18, 0x5, 0, 0)
+
+#define MPP19_GPIO19 MPP(19, 0x0, 1, 1)
+#define MPP19_UA3_RXD MPP(19, 0x2, 0, 0)
+#define MPP19_SDIO0_LED_CTRL MPP(19, 0x3, 0, 0)
+#define MPP19_TW_SCK2 MPP(19, 0x4, 0, 0)
+
+#define MPP20_GPIO20 MPP(20, 0x0, 1, 1)
+#define MPP20_AC97_SYSCLK_OUT MPP(20, 0x1, 0, 0)
+#define MPP20_SPI_LCD_MISO MPP(20, 0x2, 0, 0)
+#define MPP20_SDIO1_CD MPP(20, 0x3, 0, 0)
+#define MPP20_SDIO0_CD MPP(20, 0x5, 0, 0)
+#define MPP20_SPI_1_MISO MPP(20, 0x6, 0, 0)
+
+#define MPP21_GPIO21 MPP(21, 0x0, 1, 1)
+#define MPP21_UA1_RTSn MPP(21, 0x1, 0, 0)
+#define MPP21_SPI_LCD_CS0 MPP(21, 0x2, 0, 0)
+#define MPP21_SDIO1_WP MPP(21, 0x3, 0, 0)
+#define MPP21_SSP_SFRM MPP(21, 0x4, 0, 0)
+#define MPP21_SDIO0_WP MPP(21, 0x5, 0, 0)
+#define MPP21_SPI_1_CS MPP(21, 0x6, 0, 0)
+
+#define MPP22_GPIO22 MPP(22, 0x0, 1, 1)
+#define MPP22_UA1_CTSn MPP(22, 0x1, 0, 0)
+#define MPP22_SPI_LCD_MOSI MPP(22, 0x2, 0, 0)
+#define MPP22_SDIO1_BUS_POWER MPP(22, 0x3, 0, 0)
+#define MPP22_SSP_TXD MPP(22, 0x4, 0, 0)
+#define MPP22_SDIO0_BUS_POWER MPP(22, 0x5, 0, 0)
+#define MPP22_SPI_1_MOSI MPP(22, 0x6, 0, 0)
+
+#define MPP23_GPIO23 MPP(23, 0x0, 1, 1)
+#define MPP23_SPI_LCD_SCK MPP(23, 0x2, 0, 0)
+#define MPP23_SDIO1_LED_CTRL MPP(23, 0x3, 0, 0)
+#define MPP23_SSP_SCLK MPP(23, 0x4, 0, 0)
+#define MPP23_SDIO0_LED_CTRL MPP(23, 0x5, 0, 0)
+#define MPP23_SPI_1_SCK MPP(23, 0x6, 0, 0)
+
+#define MPP_MAX 23
+
+#define MPP_GRP(_grp, _mode) MPP((_grp), (_mode), 0, 0)
/* for MPP groups _num is a group index */
enum dove_mpp_grp_idx {
@@ -181,40 +153,44 @@ enum dove_mpp_grp_idx {
MPP_46_51 = 1,
MPP_58_61 = 5,
MPP_62_63 = 4,
+ MPP_GRP_MAX = 5,
};
-#define MPP24_39_GPIO MPP_GRP(MPP_24_39, 0x1)
-#define MPP24_39_CAM MPP_GRP(MPP_24_39, 0x0)
+#define MPP_GRP_24_39_GPIO MPP_GRP(MPP_24_39, 0x1)
+#define MPP_GRP_24_39_CAM MPP_GRP(MPP_24_39, 0x0)
-#define MPP40_45_GPIO MPP_GRP(MPP_40_45, 0x1)
-#define MPP40_45_SD0 MPP_GRP(MPP_40_45, 0x0)
+#define MPP_GRP_40_45_GPIO MPP_GRP(MPP_40_45, 0x1)
+#define MPP_GRP_40_45_SD0 MPP_GRP(MPP_40_45, 0x0)
-#define MPP46_51_GPIO MPP_GRP(MPP_46_51, 0x1)
-#define MPP46_51_SD1 MPP_GRP(MPP_46_51, 0x0)
+#define MPP_GRP_46_51_GPIO MPP_GRP(MPP_46_51, 0x1)
+#define MPP_GRP_46_51_SD1 MPP_GRP(MPP_46_51, 0x0)
-#define MPP58_61_GPIO MPP_GRP(MPP_58_61, 0x1)
-#define MPP58_61_SPI MPP_GRP(MPP_58_61, 0x0)
+#define MPP_GRP_58_61_GPIO MPP_GRP(MPP_58_61, 0x1)
+#define MPP_GRP_58_61_SPI MPP_GRP(MPP_58_61, 0x0)
-#define MPP62_63_GPIO MPP_GRP(MPP_62_63, 0x1)
-#define MPP62_63_UA1 MPP_GRP(MPP_62_63, 0x0)
+#define MPP_GRP_62_63_GPIO MPP_GRP(MPP_62_63, 0x1)
+#define MPP_GRP_62_63_UA1 MPP_GRP(MPP_62_63, 0x0)
/* The MPP[64:71] control differs from other groups */
-#define MPP64_71_GPO MPP_GRP_NFC(0x1)
-#define MPP64_71_NFC MPP_GRP_NFC(0x0)
+#define MPP_GRP_NFC_64_71_GPO 0x1
+#define MPP_GRP_NFC_64_71_NFC 0x0
/*
* The MPP[52:57] functionality is encoded by 4 bits in different
* registers. The _num field in this case encodes those bits in
* correspodence with Table 135 of 88AP510 Functional specification
*/
-#define MPP52_57_AU1 MPP_GRP_AU1(0x0)
-#define MPP52_57_AU1_GPIO57 MPP_GRP_AU1(0x2)
-#define MPP52_57_GPIO MPP_GRP_AU1(0xa)
-#define MPP52_57_TW_GPIO MPP_GRP_AU1(0xb)
-#define MPP52_57_AU1_SSP MPP_GRP_AU1(0xc)
-#define MPP52_57_SSP_GPIO MPP_GRP_AU1(0xe)
-#define MPP52_57_SSP_TW MPP_GRP_AU1(0xf)
-
-void dove_mpp_conf(unsigned int *mpp_list);
+#define MPP_GRP_AU1_52_57_AU1 0x0
+#define MPP_GRP_AU1_52_57_AU1_GPIO57 0x2
+#define MPP_GRP_AU1_52_57_GPIO 0xa
+#define MPP_GRP_AU1_52_57_TW_GPIO 0xb
+#define MPP_GRP_AU1_52_57_AU1_SSP 0xc
+#define MPP_GRP_AU1_52_57_SSP_GPIO 0xe
+#define MPP_GRP_AU1_52_57_SSP_TW 0xf
+
+void dove_mpp_conf(unsigned int *mpp_list,
+ unsigned int *mpp_grp_list,
+ unsigned int grp_au1_52_57,
+ unsigned int grp_nfc_64_71);
#endif /* __ARCH_DOVE_MPP_CODED_H */
diff --git a/arch/arm/plat-orion/mpp.c b/arch/arm/plat-orion/mpp.c
index 248c022..9155343 100644
--- a/arch/arm/plat-orion/mpp.c
+++ b/arch/arm/plat-orion/mpp.c
@@ -31,9 +31,6 @@ void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask,
u32 mpp_ctrl[mpp_nr_regs];
int i;
- if (!variant_mask)
- return;
-
printk(KERN_DEBUG "initial MPP regs:");
for (i = 0; i < mpp_nr_regs; i++) {
mpp_ctrl[i] = readl(mpp_ctrl_addr(i, dev_bus));
@@ -51,7 +48,7 @@ void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask,
"number (%u)\n", num);
continue;
}
- if (!(*mpp_list & variant_mask)) {
+ if (variant_mask & !(*mpp_list & variant_mask)) {
printk(KERN_WARNING
"orion_mpp_conf: requested MPP%u config "
"unavailable on this hardware\n", num);
--
1.7.4.4
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists