44  * Each channel occupies 4 bits in TCON register, but there is a gap of 4
46  * when accessing TCON register.
48  * In addition, the location of autoreload bit for channel 4 (TCON channel 5)
121 	unsigned long tcon;  in samsung_time_stop()  local
129 	tcon = readl_relaxed(pwm.base + REG_TCON);  in samsung_time_stop()
130 	tcon &= ~TCON_START(channel);  in samsung_time_stop()
131 	writel_relaxed(tcon, pwm.base + REG_TCON);  in samsung_time_stop()
138 	unsigned long tcon;  in samsung_time_setup()  local
147 	tcon = readl_relaxed(pwm.base + REG_TCON);  in samsung_time_setup()
149 	tcon &= ~(TCON_START(tcon_chan) | TCON_AUTORELOAD(tcon_chan));  in samsung_time_setup()
150 	tcon |= TCON_MANUALUPDATE(tcon_chan);  in samsung_time_setup()
154 	writel_relaxed(tcon, pwm.base + REG_TCON);  in samsung_time_setup()
161 	unsigned long tcon;  in samsung_time_start()  local
169 	tcon = readl_relaxed(pwm.base + REG_TCON);  in samsung_time_start()
171 	tcon &= ~TCON_MANUALUPDATE(channel);  in samsung_time_start()
172 	tcon |= TCON_START(channel);  in samsung_time_start()
175 		tcon |= TCON_AUTORELOAD(channel);  in samsung_time_start()
177 		tcon &= ~TCON_AUTORELOAD(channel);  in samsung_time_start()
179 	writel_relaxed(tcon, pwm.base + REG_TCON);  in samsung_time_start()