u-boot/arch/arm/mach-uniphier/clk/pll-ld20.c
Masahiro Yamada a55957b9ad ARM: uniphier: move PLLCTRL register macros to each SoC .c file
The new SoC PXs3 changed the address of PLL, but still uses the
same PLL name.  We can not define SC_*PLLCTRL in the common header.
Move them to per-SoC .c file.  Also, fix some PLL comments.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-08-30 09:03:11 +09:00

58 lines
2 KiB
C

/*
* Copyright (C) 2016 Socionext Inc.
* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <linux/delay.h>
#include "../init.h"
#include "../sc64-regs.h"
#include "pll.h"
/* PLL type: SSC */
#define SC_CPLLCTRL (SC_BASE_ADDR | 0x1400) /* CPU/ARM */
#define SC_SPLLCTRL (SC_BASE_ADDR | 0x1410) /* misc */
#define SC_SPLL2CTRL (SC_BASE_ADDR | 0x1420) /* DSP */
#define SC_MPLLCTRL (SC_BASE_ADDR | 0x1430) /* Video codec */
#define SC_VPPLLCTRL (SC_BASE_ADDR | 0x1440) /* VPE etc. */
#define SC_GPPLLCTRL (SC_BASE_ADDR | 0x1450) /* GPU/Mali */
#define SC_DPLL0CTRL (SC_BASE_ADDR | 0x1460) /* DDR memory 0 */
#define SC_DPLL1CTRL (SC_BASE_ADDR | 0x1470) /* DDR memory 1 */
#define SC_DPLL2CTRL (SC_BASE_ADDR | 0x1480) /* DDR memory 2 */
/* PLL type: VPLL27 */
#define SC_VPLL27FCTRL (SC_BASE_ADDR | 0x1500)
#define SC_VPLL27ACTRL (SC_BASE_ADDR | 0x1520)
/* PLL type: DSPLL */
#define SC_VPLL8KCTRL (SC_BASE_ADDR | 0x1540)
#define SC_A2PLLCTRL (SC_BASE_ADDR | 0x15C0)
void uniphier_ld20_pll_init(void)
{
uniphier_ld20_sscpll_init(SC_CPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 4);
/* do nothing for SPLL */
uniphier_ld20_sscpll_init(SC_SPLL2CTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 4);
uniphier_ld20_sscpll_init(SC_MPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2);
uniphier_ld20_sscpll_init(SC_VPPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 4);
uniphier_ld20_sscpll_init(SC_GPPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2);
mdelay(1);
uniphier_ld20_sscpll_ssc_en(SC_CPLLCTRL);
uniphier_ld20_sscpll_ssc_en(SC_SPLL2CTRL);
uniphier_ld20_sscpll_ssc_en(SC_MPLLCTRL);
uniphier_ld20_sscpll_ssc_en(SC_VPPLLCTRL);
uniphier_ld20_sscpll_ssc_en(SC_GPPLLCTRL);
uniphier_ld20_sscpll_ssc_en(SC_DPLL0CTRL);
uniphier_ld20_sscpll_ssc_en(SC_DPLL1CTRL);
uniphier_ld20_sscpll_ssc_en(SC_DPLL2CTRL);
uniphier_ld20_vpll27_init(SC_VPLL27FCTRL);
uniphier_ld20_vpll27_init(SC_VPLL27ACTRL);
uniphier_ld20_dspll_init(SC_VPLL8KCTRL);
uniphier_ld20_dspll_init(SC_A2PLLCTRL);
}