mirror of
https://github.com/AsahiLinux/u-boot
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d024236e5a
We have a large number of places where while we historically referenced gd in the code we no longer do, as well as cases where the code added that line "just in case" during development and never dropped it. Signed-off-by: Tom Rini <trini@konsulko.com>
36 lines
816 B
C
36 lines
816 B
C
/*
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* Copyright 2017 Toradex AG
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*
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* FSL DCU platform driver
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <asm/arch/crm_regs.h>
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#include <asm/io.h>
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#include <common.h>
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#include <fsl_dcu_fb.h>
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#include "div64.h"
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unsigned int dcu_set_pixel_clock(unsigned int pixclock)
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{
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struct ccm_reg *ccm = (struct ccm_reg *)CCM_BASE_ADDR;
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unsigned long long div;
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clrbits_le32(&ccm->cscmr1, CCM_CSCMR1_DCU0_CLK_SEL);
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clrsetbits_le32(&ccm->cscdr3,
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CCM_CSCDR3_DCU0_DIV_MASK | CCM_CSCDR3_DCU0_EN,
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CCM_CSCDR3_DCU0_DIV(0) | CCM_CSCDR3_DCU0_EN);
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div = (unsigned long long)(PLL1_PFD2_FREQ / 1000);
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do_div(div, pixclock);
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return div;
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}
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int platform_dcu_init(unsigned int xres, unsigned int yres,
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const char *port,
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struct fb_videomode *dcu_fb_videomode)
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{
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fsl_dcu_init(xres, yres, 32);
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return 0;
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}
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