--- /dev/null
+/*
+ * This file is part of wl18xx
+ *
+ * Copyright (C) 2011 Texas Instruments
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include "../wlcore/wlcore.h"
+#include "../wlcore/io.h"
+
+#include "io.h"
+
+void wl18xx_top_reg_write(struct wl1271 *wl, int addr, u16 val)
+{
+ u32 tmp;
+
+ if (WARN_ON(addr % 2))
+ return;
+
+ if ((addr % 4) == 0) {
+ tmp = wl1271_read32(wl, addr);
+ tmp = (tmp & 0xffff0000) | val;
+ wl1271_write32(wl, addr, tmp);
+ } else {
+ tmp = wl1271_read32(wl, addr - 2);
+ tmp = (tmp & 0xffff) | (val << 16);
+ wl1271_write32(wl, addr - 2, tmp);
+ }
+}
+
+u16 wl18xx_top_reg_read(struct wl1271 *wl, int addr)
+{
+ u32 val;
+
+ if (WARN_ON(addr % 2))
+ return 0;
+
+ if ((addr % 4) == 0) {
+ /* address is 4-bytes aligned */
+ val = wl1271_read32(wl, addr);
+ return val & 0xffff;
+ } else {
+ val = wl1271_read32(wl, addr - 2);
+ return (val & 0xffff0000) >> 16;
+ }
+}
--- /dev/null
+/*
+ * This file is part of wl18xx
+ *
+ * Copyright (C) 2011 Texas Instruments
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __WL18XX_IO_H__
+#define __WL18XX_IO_H__
+
+void wl18xx_top_reg_write(struct wl1271 *wl, int addr, u16 val);
+u16 wl18xx_top_reg_read(struct wl1271 *wl, int addr);
+
+#endif /* __WL18XX_IO_H__ */
#include "acx.h"
#include "tx.h"
#include "wl18xx.h"
+#include "io.h"
#define WL18XX_RX_CHECKSUM_MASK 0x40
[REG_RAW_FW_STATUS_ADDR] = WL18XX_FW_STATUS_ADDR,
};
+static const struct wl18xx_clk_cfg wl18xx_clk_table[NUM_CLOCK_CONFIGS] = {
+ [CLOCK_CONFIG_16_2_M] = { 7, 104, 801, 4, true },
+ [CLOCK_CONFIG_16_368_M] = { 9, 132, 3751, 4, true },
+ [CLOCK_CONFIG_16_8_M] = { 7, 100, 0, 0, false },
+ [CLOCK_CONFIG_19_2_M] = { 8, 100, 0, 0, false },
+ [CLOCK_CONFIG_26_M] = { 13, 120, 0, 0, false },
+ [CLOCK_CONFIG_32_736_M] = { 9, 132, 3751, 4, true },
+ [CLOCK_CONFIG_33_6_M] = { 7, 100, 0, 0, false },
+ [CLOCK_CONFIG_38_468_M] = { 8, 100, 0, 0, false },
+ [CLOCK_CONFIG_52_M] = { 13, 120, 0, 0, false },
+};
+
/* TODO: maybe move to a new header file? */
#define WL18XX_FW_NAME "ti-connectivity/wl18xx-fw.bin"
static void wl18xx_set_clk(struct wl1271 *wl)
{
struct wl18xx_priv *priv = wl->priv;
+ u32 clk_freq;
/* write the translated board type to SCR_PAD2 */
wl1271_write32(wl, WL18XX_SCR_PAD2,
wl18xx_board_type_to_scrpad2[priv->board_type]);
wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
- wl1271_write32(wl, 0x00A02360, 0xD0078);
- wl1271_write32(wl, 0x00A0236c, 0x12);
- wl1271_write32(wl, 0x00A02390, 0x20118);
+
+ /* TODO: PG2: apparently we need to read the clk type */
+
+ clk_freq = wl18xx_top_reg_read(wl, PRIMARY_CLK_DETECT);
+ wl1271_debug(DEBUG_BOOT, "clock freq %d (%d, %d, %d, %d, %s)", clk_freq,
+ wl18xx_clk_table[clk_freq].n, wl18xx_clk_table[clk_freq].m,
+ wl18xx_clk_table[clk_freq].p, wl18xx_clk_table[clk_freq].q,
+ wl18xx_clk_table[clk_freq].swallow ? "swallow" : "spit");
+
+ wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_N, wl18xx_clk_table[clk_freq].n);
+ wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_M, wl18xx_clk_table[clk_freq].m);
+
+ if (wl18xx_clk_table[clk_freq].swallow) {
+ /* first the 16 lower bits */
+ wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_Q_FACTOR_CFG_1,
+ wl18xx_clk_table[clk_freq].q &
+ PLLSH_WCS_PLL_Q_FACTOR_CFG_1_MASK);
+ /* then the 16 higher bits, masked out */
+ wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_Q_FACTOR_CFG_2,
+ (wl18xx_clk_table[clk_freq].q >> 16) &
+ PLLSH_WCS_PLL_Q_FACTOR_CFG_2_MASK);
+
+ /* first the 16 lower bits */
+ wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_P_FACTOR_CFG_1,
+ wl18xx_clk_table[clk_freq].p &
+ PLLSH_WCS_PLL_P_FACTOR_CFG_1_MASK);
+ /* then the 16 higher bits, masked out */
+ wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_P_FACTOR_CFG_2,
+ (wl18xx_clk_table[clk_freq].p >> 16) &
+ PLLSH_WCS_PLL_P_FACTOR_CFG_2_MASK);
+ } else {
+ wl18xx_top_reg_write(wl, PLLSH_WCS_PLL_SWALLOW_EN,
+ PLLSH_WCS_PLL_SWALLOW_EN_VAL2);
+ }
}
static void wl18xx_boot_soft_reset(struct wl1271 *wl)
#define WL18XX_WELP_ARM_COMMAND (WL18XX_REGISTERS_BASE + 0x7100)
#define WL18XX_ENABLE (WL18XX_REGISTERS_BASE + 0x01543C)
+/* PRCM registers */
+#define PLATFORM_DETECTION 0xA0E3E0
+#define OCS_EN 0xA02080
+#define PRIMARY_CLK_DETECT 0xA020A6
+#define PLLSH_WCS_PLL_N 0xA02362
+#define PLLSH_WCS_PLL_M 0xA02360
+#define PLLSH_WCS_PLL_Q_FACTOR_CFG_1 0xA02364
+#define PLLSH_WCS_PLL_Q_FACTOR_CFG_2 0xA02366
+#define PLLSH_WCS_PLL_P_FACTOR_CFG_1 0xA02368
+#define PLLSH_WCS_PLL_P_FACTOR_CFG_2 0xA0236A
+#define PLLSH_WCS_PLL_SWALLOW_EN 0xA0236C
+#define PLLSH_WL_PLL_EN 0xA02392
+
+#define PLLSH_WCS_PLL_Q_FACTOR_CFG_1_MASK 0xFFFF
+#define PLLSH_WCS_PLL_Q_FACTOR_CFG_2_MASK 0x007F
+#define PLLSH_WCS_PLL_P_FACTOR_CFG_1_MASK 0xFFFF
+#define PLLSH_WCS_PLL_P_FACTOR_CFG_2_MASK 0x000F
+
+#define PLLSH_WCS_PLL_SWALLOW_EN_VAL1 0x1
+#define PLLSH_WCS_PLL_SWALLOW_EN_VAL2 0x12
+
+
#define WL18XX_CMD_MBOX_ADDRESS 0xB007B4
#define WL18XX_FW_STATUS_ADDR 0x50F8
projects / platform / kernel / linux-3.10.git / commitdiff