mx23: Add POWER and CLKCTRL register definitions

Add register definitions for the i.MX23 power control block and
clock control block. These are essential for the basic bootstrap
of the i.MX23. Also, properly include them in imx-regs.h .

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Otavio Salvador <otavio@ossystems.com.br>
Cc: Stefano Babic <sbabic@denx.de>

1 files changed, 221 insertions, 0 deletions

diff --git a/arch/arm/include/asm/arch-mxs/regs-clkctrl-mx23.h b/arch/arm/include/asm/arch-mxs/regs-clkctrl-mx23.h
new file mode 100644
index 0000000000..62810eca41
--- /dev/null
+++ b/arch/arm/include/asm/arch-mxs/regs-clkctrl-mx23.h
@@ -0,0 +1,221 @@
+/*
+ * Freescale i.MX23 CLKCTRL Register Definitions
+ *
+ * Copyright (C) 2012 Marek Vasut <marek.vasut@gmail.com>
+ * on behalf of DENX Software Engineering GmbH
+ *
+ * Based on code from LTIB:
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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 __MX23_REGS_CLKCTRL_H__
+#define __MX23_REGS_CLKCTRL_H__
+
+#include <asm/arch/regs-common.h>
+
+#ifndef	__ASSEMBLY__
+struct mxs_clkctrl_regs {
+	mxs_reg_32(hw_clkctrl_pll0ctrl0)	/* 0x00 */
+	uint32_t	hw_clkctrl_pll0ctrl1;	/* 0x10 */
+	uint32_t	reserved_pll0ctrl1[3];	/* 0x14-0x1c */
+	mxs_reg_32(hw_clkctrl_cpu)		/* 0x20 */
+	mxs_reg_32(hw_clkctrl_hbus)		/* 0x30 */
+	mxs_reg_32(hw_clkctrl_xbus)		/* 0x40 */
+	mxs_reg_32(hw_clkctrl_xtal)		/* 0x50 */
+	mxs_reg_32(hw_clkctrl_pix)		/* 0x60 */
+	mxs_reg_32(hw_clkctrl_ssp0)		/* 0x70 */
+	mxs_reg_32(hw_clkctrl_gpmi)		/* 0x80 */
+	mxs_reg_32(hw_clkctrl_spdif)		/* 0x90 */
+	mxs_reg_32(hw_clkctrl_emi)		/* 0xa0 */
+
+	uint32_t	reserved1[4];
+
+	mxs_reg_32(hw_clkctrl_saif0)		/* 0xc0 */
+	mxs_reg_32(hw_clkctrl_tv)		/* 0xd0 */
+	mxs_reg_32(hw_clkctrl_etm)		/* 0xe0 */
+	mxs_reg_8(hw_clkctrl_frac0)		/* 0xf0 */
+	mxs_reg_8(hw_clkctrl_frac1)		/* 0x100 */
+	mxs_reg_32(hw_clkctrl_clkseq)		/* 0x110 */
+	mxs_reg_32(hw_clkctrl_reset)		/* 0x120 */
+	mxs_reg_32(hw_clkctrl_status)		/* 0x130 */
+	mxs_reg_32(hw_clkctrl_version)		/* 0x140 */
+};
+#endif
+
+#define	CLKCTRL_PLL0CTRL0_LFR_SEL_MASK		(0x3 << 28)
+#define	CLKCTRL_PLL0CTRL0_LFR_SEL_OFFSET	28
+#define	CLKCTRL_PLL0CTRL0_LFR_SEL_DEFAULT	(0x0 << 28)
+#define	CLKCTRL_PLL0CTRL0_LFR_SEL_TIMES_2	(0x1 << 28)
+#define	CLKCTRL_PLL0CTRL0_LFR_SEL_TIMES_05	(0x2 << 28)
+#define	CLKCTRL_PLL0CTRL0_LFR_SEL_UNDEFINED	(0x3 << 28)
+#define	CLKCTRL_PLL0CTRL0_CP_SEL_MASK		(0x3 << 24)
+#define	CLKCTRL_PLL0CTRL0_CP_SEL_OFFSET		24
+#define	CLKCTRL_PLL0CTRL0_CP_SEL_DEFAULT	(0x0 << 24)
+#define	CLKCTRL_PLL0CTRL0_CP_SEL_TIMES_2	(0x1 << 24)
+#define	CLKCTRL_PLL0CTRL0_CP_SEL_TIMES_05	(0x2 << 24)
+#define	CLKCTRL_PLL0CTRL0_CP_SEL_UNDEFINED	(0x3 << 24)
+#define	CLKCTRL_PLL0CTRL0_DIV_SEL_MASK		(0x3 << 20)
+#define	CLKCTRL_PLL0CTRL0_DIV_SEL_OFFSET	20
+#define	CLKCTRL_PLL0CTRL0_DIV_SEL_DEFAULT	(0x0 << 20)
+#define	CLKCTRL_PLL0CTRL0_DIV_SEL_LOWER		(0x1 << 20)
+#define	CLKCTRL_PLL0CTRL0_DIV_SEL_LOWEST	(0x2 << 20)
+#define	CLKCTRL_PLL0CTRL0_DIV_SEL_UNDEFINED	(0x3 << 20)
+#define	CLKCTRL_PLL0CTRL0_EN_USB_CLKS		(1 << 18)
+#define	CLKCTRL_PLL0CTRL0_POWER			(1 << 16)
+
+#define	CLKCTRL_PLL0CTRL1_LOCK			(1 << 31)
+#define	CLKCTRL_PLL0CTRL1_FORCE_LOCK		(1 << 30)
+#define	CLKCTRL_PLL0CTRL1_LOCK_COUNT_MASK	0xffff
+#define	CLKCTRL_PLL0CTRL1_LOCK_COUNT_OFFSET	0
+
+#define	CLKCTRL_CPU_BUSY_REF_XTAL		(1 << 29)
+#define	CLKCTRL_CPU_BUSY_REF_CPU		(1 << 28)
+#define	CLKCTRL_CPU_DIV_XTAL_FRAC_EN		(1 << 26)
+#define	CLKCTRL_CPU_DIV_XTAL_MASK		(0x3ff << 16)
+#define	CLKCTRL_CPU_DIV_XTAL_OFFSET		16
+#define	CLKCTRL_CPU_INTERRUPT_WAIT		(1 << 12)
+#define	CLKCTRL_CPU_DIV_CPU_FRAC_EN		(1 << 10)
+#define	CLKCTRL_CPU_DIV_CPU_MASK		0x3f
+#define	CLKCTRL_CPU_DIV_CPU_OFFSET		0
+
+#define	CLKCTRL_HBUS_BUSY			(1 << 29)
+#define	CLKCTRL_HBUS_DCP_AS_ENABLE		(1 << 28)
+#define	CLKCTRL_HBUS_PXP_AS_ENABLE		(1 << 27)
+#define	CLKCTRL_HBUS_APBHDMA_AS_ENABLE		(1 << 26)
+#define	CLKCTRL_HBUS_APBXDMA_AS_ENABLE		(1 << 25)
+#define	CLKCTRL_HBUS_TRAFFIC_JAM_AS_ENABLE	(1 << 24)
+#define	CLKCTRL_HBUS_TRAFFIC_AS_ENABLE		(1 << 23)
+#define	CLKCTRL_HBUS_CPU_DATA_AS_ENABLE		(1 << 22)
+#define	CLKCTRL_HBUS_CPU_INSTR_AS_ENABLE	(1 << 21)
+#define	CLKCTRL_HBUS_AUTO_SLOW_MODE		(1 << 20)
+#define	CLKCTRL_HBUS_SLOW_DIV_MASK		(0x7 << 16)
+#define	CLKCTRL_HBUS_SLOW_DIV_OFFSET		16
+#define	CLKCTRL_HBUS_SLOW_DIV_BY1		(0x0 << 16)
+#define	CLKCTRL_HBUS_SLOW_DIV_BY2		(0x1 << 16)
+#define	CLKCTRL_HBUS_SLOW_DIV_BY4		(0x2 << 16)
+#define	CLKCTRL_HBUS_SLOW_DIV_BY8		(0x3 << 16)
+#define	CLKCTRL_HBUS_SLOW_DIV_BY16		(0x4 << 16)
+#define	CLKCTRL_HBUS_SLOW_DIV_BY32		(0x5 << 16)
+#define	CLKCTRL_HBUS_DIV_FRAC_EN		(1 << 5)
+#define	CLKCTRL_HBUS_DIV_MASK			0x1f
+#define	CLKCTRL_HBUS_DIV_OFFSET			0
+
+#define	CLKCTRL_XBUS_BUSY			(1 << 31)
+#define	CLKCTRL_XBUS_DIV_FRAC_EN		(1 << 10)
+#define	CLKCTRL_XBUS_DIV_MASK			0x3ff
+#define	CLKCTRL_XBUS_DIV_OFFSET			0
+
+#define	CLKCTRL_XTAL_UART_CLK_GATE		(1 << 31)
+#define	CLKCTRL_XTAL_FILT_CLK24M_GATE		(1 << 30)
+#define	CLKCTRL_XTAL_PWM_CLK24M_GATE		(1 << 29)
+#define	CLKCTRL_XTAL_DRI_CLK24M_GATE		(1 << 28)
+#define	CLKCTRL_XTAL_DIGCTRL_CLK1M_GATE		(1 << 27)
+#define	CLKCTRL_XTAL_TIMROT_CLK32K_GATE		(1 << 26)
+#define	CLKCTRL_XTAL_DIV_UART_MASK		0x3
+#define	CLKCTRL_XTAL_DIV_UART_OFFSET		0
+
+#define	CLKCTRL_PIX_CLKGATE			(1 << 31)
+#define	CLKCTRL_PIX_BUSY			(1 << 29)
+#define	CLKCTRL_PIX_DIV_FRAC_EN			(1 << 12)
+#define	CLKCTRL_PIX_DIV_MASK			0xfff
+#define	CLKCTRL_PIX_DIV_OFFSET			0
+
+#define	CLKCTRL_SSP_CLKGATE			(1 << 31)
+#define	CLKCTRL_SSP_BUSY			(1 << 29)
+#define	CLKCTRL_SSP_DIV_FRAC_EN			(1 << 9)
+#define	CLKCTRL_SSP_DIV_MASK			0x1ff
+#define	CLKCTRL_SSP_DIV_OFFSET			0
+
+#define	CLKCTRL_GPMI_CLKGATE			(1 << 31)
+#define	CLKCTRL_GPMI_BUSY			(1 << 29)
+#define	CLKCTRL_GPMI_DIV_FRAC_EN		(1 << 10)
+#define	CLKCTRL_GPMI_DIV_MASK			0x3ff
+#define	CLKCTRL_GPMI_DIV_OFFSET			0
+
+#define	CLKCTRL_SPDIF_CLKGATE			(1 << 31)
+
+#define	CLKCTRL_EMI_CLKGATE			(1 << 31)
+#define	CLKCTRL_EMI_SYNC_MODE_EN		(1 << 30)
+#define	CLKCTRL_EMI_BUSY_REF_XTAL		(1 << 29)
+#define	CLKCTRL_EMI_BUSY_REF_EMI		(1 << 28)
+#define	CLKCTRL_EMI_BUSY_REF_CPU		(1 << 27)
+#define	CLKCTRL_EMI_BUSY_SYNC_MODE		(1 << 26)
+#define	CLKCTRL_EMI_BUSY_DCC_RESYNC		(1 << 17)
+#define	CLKCTRL_EMI_DCC_RESYNC_ENABLE		(1 << 16)
+#define	CLKCTRL_EMI_DIV_XTAL_MASK		(0xf << 8)
+#define	CLKCTRL_EMI_DIV_XTAL_OFFSET		8
+#define	CLKCTRL_EMI_DIV_EMI_MASK		0x3f
+#define	CLKCTRL_EMI_DIV_EMI_OFFSET		0
+
+#define	CLKCTRL_IR_CLKGATE			(1 << 31)
+#define	CLKCTRL_IR_AUTO_DIV			(1 << 29)
+#define	CLKCTRL_IR_IR_BUSY			(1 << 28)
+#define	CLKCTRL_IR_IROV_BUSY			(1 << 27)
+#define	CLKCTRL_IR_IROV_DIV_MASK		(0x1ff << 16)
+#define	CLKCTRL_IR_IROV_DIV_OFFSET		16
+#define	CLKCTRL_IR_IR_DIV_MASK			0x3ff
+#define	CLKCTRL_IR_IR_DIV_OFFSET		0
+
+#define	CLKCTRL_SAIF0_CLKGATE			(1 << 31)
+#define	CLKCTRL_SAIF0_BUSY			(1 << 29)
+#define	CLKCTRL_SAIF0_DIV_FRAC_EN		(1 << 16)
+#define	CLKCTRL_SAIF0_DIV_MASK			0xffff
+#define	CLKCTRL_SAIF0_DIV_OFFSET		0
+
+#define	CLKCTRL_TV_CLK_TV108M_GATE		(1 << 31)
+#define	CLKCTRL_TV_CLK_TV_GATE			(1 << 30)
+
+#define	CLKCTRL_ETM_CLKGATE			(1 << 31)
+#define	CLKCTRL_ETM_BUSY			(1 << 29)
+#define	CLKCTRL_ETM_DIV_FRAC_EN			(1 << 6)
+#define	CLKCTRL_ETM_DIV_MASK			0x3f
+#define	CLKCTRL_ETM_DIV_OFFSET			0
+
+#define	CLKCTRL_FRAC_CLKGATE			(1 << 7)
+#define	CLKCTRL_FRAC_STABLE			(1 << 6)
+#define	CLKCTRL_FRAC_FRAC_MASK			0x3f
+#define	CLKCTRL_FRAC_FRAC_OFFSET		0
+#define	CLKCTRL_FRAC0_CPU			0
+#define	CLKCTRL_FRAC0_EMI			1
+#define	CLKCTRL_FRAC0_PIX			2
+#define	CLKCTRL_FRAC0_IO0			3
+#define	CLKCTRL_FRAC1_VID			3
+
+#define	CLKCTRL_CLKSEQ_BYPASS_ETM		(1 << 8)
+#define	CLKCTRL_CLKSEQ_BYPASS_CPU		(1 << 7)
+#define	CLKCTRL_CLKSEQ_BYPASS_EMI		(1 << 6)
+#define	CLKCTRL_CLKSEQ_BYPASS_SSP0		(1 << 5)
+#define	CLKCTRL_CLKSEQ_BYPASS_GPMI		(1 << 4)
+#define	CLKCTRL_CLKSEQ_BYPASS_IR		(1 << 3)
+#define	CLKCTRL_CLKSEQ_BYPASS_PIX		(1 << 1)
+#define	CLKCTRL_CLKSEQ_BYPASS_SAIF		(1 << 0)
+
+#define	CLKCTRL_RESET_CHIP			(1 << 1)
+#define	CLKCTRL_RESET_DIG			(1 << 0)
+
+#define	CLKCTRL_STATUS_CPU_LIMIT_MASK		(0x3 << 30)
+#define	CLKCTRL_STATUS_CPU_LIMIT_OFFSET		30
+
+#define	CLKCTRL_VERSION_MAJOR_MASK		(0xff << 24)
+#define	CLKCTRL_VERSION_MAJOR_OFFSET		24
+#define	CLKCTRL_VERSION_MINOR_MASK		(0xff << 16)
+#define	CLKCTRL_VERSION_MINOR_OFFSET		16
+#define	CLKCTRL_VERSION_STEP_MASK		0xffff
+#define	CLKCTRL_VERSION_STEP_OFFSET		0
+
+#endif /* __MX23_REGS_CLKCTRL_H__ */